From 04d0b9ed93c6ee15e102d7e1ed7c80c4d8c5518b Mon Sep 17 00:00:00 2001
From: andreyaksenov <duuusha@gmail.com>
Date: Thu, 15 Aug 2024 16:03:43 +0300
Subject: [PATCH 1/2] Fix SVG links

---
 .../internals/iproto/images/auth.svg          | 10 +++---
 .../internals/iproto/images/body.svg          |  4 +--
 .../internals/iproto/images/call.svg          | 18 +++++-----
 .../internals/iproto/images/delete.svg        | 20 +++++------
 .../internals/iproto/images/error.svg         | 12 +++----
 .../internals/iproto/images/error_24.svg      | 10 +++---
 .../internals/iproto/images/eval.svg          | 18 +++++-----
 .../internals/iproto/images/eval_example.svg  | 10 +++---
 .../internals/iproto/images/event.svg         |  8 ++---
 .../iproto/images/events_unwatch.svg          |  6 ++--
 .../internals/iproto/images/events_watch.svg  |  6 ++--
 .../internals/iproto/images/execute.svg       | 22 ++++++------
 .../iproto/images/execute_example_1.svg       |  8 ++---
 .../iproto/images/execute_example_2.svg       | 30 ++++++++--------
 .../internals/iproto/images/header.svg        | 10 +++---
 doc/reference/internals/iproto/images/id.svg  | 12 +++----
 .../internals/iproto/images/insert.svg        | 18 +++++-----
 .../iproto/images/insert_example.svg          | 18 +++++-----
 .../internals/iproto/images/ping.svg          | 14 ++++----
 .../internals/iproto/images/prepare.svg       |  2 +-
 .../internals/iproto/images/repl_ballot.svg   |  2 +-
 .../iproto/images/repl_heartbeat_message.svg  |  2 +-
 .../iproto/images/repl_heartbeat_response.svg |  2 +-
 .../iproto/images/repl_join_request.svg       |  8 ++---
 .../iproto/images/repl_join_response.svg      |  8 ++---
 .../internals/iproto/images/repl_raft.svg     | 18 +++++-----
 .../iproto/images/repl_raft_confirm.svg       | 14 ++++----
 .../iproto/images/repl_raft_demote.svg        | 14 ++++----
 .../iproto/images/repl_raft_promote.svg       | 14 ++++----
 .../iproto/images/repl_raft_rollback.svg      | 14 ++++----
 .../iproto/images/repl_subscribe_request.svg  | 18 +++++-----
 .../internals/iproto/images/repl_vote.svg     |  4 +--
 .../internals/iproto/images/replace.svg       | 18 +++++-----
 .../internals/iproto/images/select.svg        | 34 +++++++++----------
 .../iproto/images/select_example.svg          | 18 +++++-----
 .../iproto/images/sql_response_other.svg      | 12 +++----
 .../iproto/images/sql_response_select.svg     | 12 +++----
 .../images/sql_response_select_example.svg    | 26 +++++++-------
 .../internals/iproto/images/stream_begin.svg  | 12 +++----
 .../internals/iproto/images/stream_commit.svg |  8 ++---
 .../iproto/images/stream_rollback.svg         |  8 ++---
 .../internals/iproto/images/update.svg        | 22 ++++++------
 .../iproto/images/update_example.svg          | 16 ++++-----
 .../iproto/images/update_example_0.svg        |  4 +--
 .../iproto/images/update_example_1.svg        |  4 +--
 .../iproto/images/update_example_regular.svg  |  4 +--
 .../internals/iproto/images/upsert.svg        | 22 ++++++------
 47 files changed, 297 insertions(+), 297 deletions(-)

diff --git a/doc/reference/internals/iproto/images/auth.svg b/doc/reference/internals/iproto/images/auth.svg
index f3747efe6a..ed7e3fa1a1 100644
--- a/doc/reference/internals/iproto/images/auth.svg
+++ b/doc/reference/internals/iproto/images/auth.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="143px" preserveAspectRatio="none" style="width:578px;height:143px;" version="1.1" viewBox="0 0 578 143" width="578px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="557" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="106" x="232.5" y="22.5352">IPROTO_AUTH</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="564" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="564" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="564" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="98" x="244" y="63.5117">IPROTO_AUTH</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="564" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="564" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="217" x2="217" y1="88.9531" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="564" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="141" x="71" y="104.4883">IPROTO_USER_NAME</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="222" y="104.4883">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="564" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="124.9766">IPROTO_TUPLE</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="301" x2="301" y1="109.4414" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="217" x2="564" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="222" y="124.9766">MP_ARRAY</text><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="306" y="124.9766">Authentication mechanism</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="4" x="489" y="124.9766">,</text><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="62" x="497" y="124.9766">scramble</text></a><!--MD5=[c62fc0994a3e301430ed7b611b048417]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="143px" preserveAspectRatio="none" style="width:578px;height:143px;" version="1.1" viewBox="0 0 578 143" width="578px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="557" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="106" x="232.5" y="22.5352">IPROTO_AUTH</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="564" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="564" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="564" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="98" x="244" y="63.5117">IPROTO_AUTH</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="564" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="564" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="217" x2="217" y1="88.9531" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="564" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="141" x="71" y="104.4883">IPROTO_USER_NAME</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="222" y="104.4883">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="564" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="124.9766">IPROTO_TUPLE</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="301" x2="301" y1="109.4414" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="217" x2="564" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="222" y="124.9766">MP_ARRAY</text><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="306" y="124.9766">Authentication mechanism</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="4" x="489" y="124.9766">,</text><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="62" x="497" y="124.9766">scramble</text></a><!--MD5=[c62fc0994a3e301430ed7b611b048417]
 @startuml
 
 skinparam {
@@ -11,12 +11,12 @@ skinparam {
 json "**IPROTO_AUTH**" as auth_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_AUTH",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_AUTH",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_USER_NAME]]": "MP_STR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": {
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_USER_NAME]]": "MP_STR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": {
           "MP_ARRAY": "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication Authentication mechanism]], [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication scramble]]"
       }
     }
diff --git a/doc/reference/internals/iproto/images/body.svg b/doc/reference/internals/iproto/images/body.svg
index 5f4d150647..a44b036421 100644
--- a/doc/reference/internals/iproto/images/body.svg
+++ b/doc/reference/internals/iproto/images/body.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="61px" preserveAspectRatio="none" style="width:216px;height:61px;" version="1.1" viewBox="0 0 216 61" width="216px" zoomAndPan="magnify"><defs/><g><g id="elem_Body"><rect fill="#F1F1F1" height="40.9766" style="stroke:#181818;stroke-width:0.5;" width="195" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="35" x="87" y="22.5352">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="202" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="12" y="43.0234">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="120" y="43.0234">MP_OBJECT</text><line style="stroke:#181818;stroke-width:1.0;" x1="115" x2="115" y1="27.4883" y2="47.9766"/></g><!--MD5=[346c2a53d5345d619ae446436aea8c82]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="61px" preserveAspectRatio="none" style="width:216px;height:61px;" version="1.1" viewBox="0 0 216 61" width="216px" zoomAndPan="magnify"><defs/><g><g id="elem_Body"><rect fill="#F1F1F1" height="40.9766" style="stroke:#181818;stroke-width:0.5;" width="195" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="35" x="87" y="22.5352">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="202" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="12" y="43.0234">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="120" y="43.0234">MP_OBJECT</text><line style="stroke:#181818;stroke-width:1.0;" x1="115" x2="115" y1="27.4883" y2="47.9766"/></g><!--MD5=[346c2a53d5345d619ae446436aea8c82]
 @startuml
 
 skinparam {
@@ -9,7 +9,7 @@ skinparam {
 }
 
 map "**Body**" as Body {
-    [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]] => MP_OBJECT
+    [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]] => MP_OBJECT
 }
 
 @enduml
diff --git a/doc/reference/internals/iproto/images/call.svg b/doc/reference/internals/iproto/images/call.svg
index 58aabee078..0ff4665726 100644
--- a/doc/reference/internals/iproto/images/call.svg
+++ b/doc/reference/internals/iproto/images/call.svg
@@ -1,4 +1,4 @@
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x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="434" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="434" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="93" x="244" y="63.5117">IPROTO_CALL</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="434" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="434" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="254" x2="254" y1="88.9531" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="434" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="178" x="71" y="104.4883">IPROTO_FUNCTION_NAME</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="259" y="104.4883">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="434" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="124.9766">IPROTO_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="170" x="259" y="124.9766">MP_ARRAY of arguments</text><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="341" x="485" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="195" x="558" y="22.5352">Response to IPROTO_CALL</text><line style="stroke:#181818;stroke-width:1.0;" x1="544" x2="544" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="485" x2="826" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="490" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="549" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="485" x2="826" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="490" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="737" x2="737" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="544" x2="826" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="549" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="742" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="544" x2="826" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="549" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="742" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="544" x2="826" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="549" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="742" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="485" x2="826" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="490" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="652" x2="652" y1="109.4414" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="544" x2="826" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="549" y="124.9766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="657" y="124.9766">MP_OBJECT</text><!--MD5=[8533e17e697f74bd0c7fece6bacd4d78]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="136px" preserveAspectRatio="none" style="width:833px;height:136px;" version="1.1" viewBox="0 0 833 136" width="833px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="427" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="101" x="170" y="22.5352">IPROTO_CALL</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="434" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="434" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="434" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="93" x="244" y="63.5117">IPROTO_CALL</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="434" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="434" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="254" x2="254" y1="88.9531" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="434" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="178" x="71" y="104.4883">IPROTO_FUNCTION_NAME</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="259" y="104.4883">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="434" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="124.9766">IPROTO_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="170" x="259" y="124.9766">MP_ARRAY of arguments</text><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="341" x="485" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="195" x="558" y="22.5352">Response to IPROTO_CALL</text><line style="stroke:#181818;stroke-width:1.0;" x1="544" x2="544" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="485" x2="826" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="490" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="549" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="485" x2="826" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="490" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="737" x2="737" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="544" x2="826" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="549" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="742" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="544" x2="826" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="549" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="742" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="544" x2="826" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="549" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="742" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="485" x2="826" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="490" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="652" x2="652" y1="109.4414" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="544" x2="826" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="549" y="124.9766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="657" y="124.9766">MP_OBJECT</text><!--MD5=[8533e17e697f74bd0c7fece6bacd4d78]
 @startuml
 
 skinparam {
@@ -11,24 +11,24 @@ skinparam {
 json "**IPROTO_CALL**" as call_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_CALL",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_CALL",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FUNCTION_NAME]]": "MP_STR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of arguments"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FUNCTION_NAME]]": "MP_STR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of arguments"
     }
 }
 
 json "**Response to IPROTO_CALL**" as call_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/delete.svg b/doc/reference/internals/iproto/images/delete.svg
index f6971fcc5b..7d6699778a 100644
--- a/doc/reference/internals/iproto/images/delete.svg
+++ b/doc/reference/internals/iproto/images/delete.svg
@@ -1,4 +1,4 @@
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style="stroke:#181818;stroke-width:1.0;" x1="7" x2="376" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="88.9531" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="376" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="104.4883">IPROTO_SPACE_ID</text></a><text fill="#000000" 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y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="85" x="71" y="145.4648">IPROTO_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="166" x="205" y="145.4648">MP_ARRAY of key values</text><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="341" x="427" y="17.5"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="212" x="491.5" y="33.0352">Response to 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textLength="183" x="491" y="114.9883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="684" y="114.9883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="427" x2="768" y1="119.9414" y2="119.9414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="432" y="135.4766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="594" x2="594" y1="119.9414" y2="140.4297"/><line style="stroke:#181818;stroke-width:1.0;" x1="486" x2="768" y1="119.9414" y2="119.9414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="491" y="135.4766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="599" y="135.4766">MP_OBJECT</text><!--MD5=[5fe789d1b8316a78ef6500d1152830b9]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="157px" preserveAspectRatio="none" style="width:775px;height:157px;" version="1.1" viewBox="0 0 775 157" width="775px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="369" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="118" x="132.5" y="22.5352">IPROTO_DELETE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="376" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="376" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="376" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="109" x="244" y="63.5117">IPROTO_DELETE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="376" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="376" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="88.9531" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="376" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="104.4883">IPROTO_SPACE_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="376" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="121" x="71" y="124.9766">IPROTO_INDEX_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="124.9766">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="376" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="85" x="71" y="145.4648">IPROTO_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="166" x="205" y="145.4648">MP_ARRAY of key values</text><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="341" x="427" y="17.5"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="212" x="491.5" y="33.0352">Response to IPROTO_DELETE</text><line style="stroke:#181818;stroke-width:1.0;" x1="486" x2="486" y1="37.9883" y2="140.4297"/><line style="stroke:#181818;stroke-width:1.0;" x1="427" x2="768" y1="37.9883" y2="37.9883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="432" y="53.5234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="491" y="53.5234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="427" x2="768" y1="58.4766" y2="58.4766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="432" y="74.0117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="679" x2="679" y1="58.4766" y2="119.9414"/><line style="stroke:#181818;stroke-width:1.0;" x1="486" x2="768" y1="58.4766" y2="58.4766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="491" y="74.0117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="684" y="74.0117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="486" x2="768" y1="78.9648" y2="78.9648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="491" y="94.5">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="684" y="94.5">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="486" x2="768" y1="99.4531" y2="99.4531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="491" y="114.9883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="684" y="114.9883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="427" x2="768" y1="119.9414" y2="119.9414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="432" y="135.4766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="594" x2="594" y1="119.9414" y2="140.4297"/><line style="stroke:#181818;stroke-width:1.0;" x1="486" x2="768" y1="119.9414" y2="119.9414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="491" y="135.4766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="599" y="135.4766">MP_OBJECT</text><!--MD5=[5fe789d1b8316a78ef6500d1152830b9]
 @startuml
 
 skinparam {
@@ -11,25 +11,25 @@ skinparam {
 json "**IPROTO_DELETE**" as delete_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_DELETE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_DELETE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_KEY]]": "MP_ARRAY of key values"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_KEY]]": "MP_ARRAY of key values"
     }
 }
 
 json "**Response to IPROTO_DELETE**" as delete_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/error.svg b/doc/reference/internals/iproto/images/error.svg
index 7c7d7003ec..30db22d72d 100644
--- a/doc/reference/internals/iproto/images/error.svg
+++ b/doc/reference/internals/iproto/images/error.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="164px" preserveAspectRatio="none" style="width:343px;height:164px;" version="1.1" viewBox="0 0 343 164" width="343px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="322" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="105" x="115.5" y="22.5352">Error response</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="329" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="329" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="259" x2="259" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="329" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="54" x="264" y="63.5117">0x8XXX</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="329" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="264" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="329" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="71" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="264" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="329" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="206" x2="206" y1="109.4414" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="329" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="105" x="71" y="124.9766">IPROTO_ERROR</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="73" x="211" y="124.9766">MP_ERROR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="329" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="130" x="71" y="145.4648">IPROTO_ERROR_24</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="211" y="145.4648">MP_STR</text><!--MD5=[7db26528472627d2913aafb3a119dd23]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="164px" preserveAspectRatio="none" style="width:343px;height:164px;" version="1.1" viewBox="0 0 343 164" width="343px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="322" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="105" x="115.5" y="22.5352">Error response</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="329" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="329" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="259" x2="259" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="329" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="54" x="264" y="63.5117">0x8XXX</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="329" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="264" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="329" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="71" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="264" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="329" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="206" x2="206" y1="109.4414" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="329" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="105" x="71" y="124.9766">IPROTO_ERROR</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="73" x="211" y="124.9766">MP_ERROR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="329" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="130" x="71" y="145.4648">IPROTO_ERROR_24</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="211" y="145.4648">MP_STR</text><!--MD5=[7db26528472627d2913aafb3a119dd23]
 @startuml
 
 skinparam {
@@ -11,13 +11,13 @@ skinparam {
 json "**Error response**" as error_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "0x8XXX",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "0x8XXX",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_ERROR]]": "MP_ERROR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_ERROR_24]]": "MP_STR"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_ERROR]]": "MP_ERROR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_ERROR_24]]": "MP_STR"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/error_24.svg b/doc/reference/internals/iproto/images/error_24.svg
index b26f598229..22be01b568 100644
--- a/doc/reference/internals/iproto/images/error_24.svg
+++ b/doc/reference/internals/iproto/images/error_24.svg
@@ -1,4 +1,4 @@
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 @startuml
 
 skinparam {
@@ -11,12 +11,12 @@ skinparam {
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diff --git a/doc/reference/internals/iproto/images/eval.svg b/doc/reference/internals/iproto/images/eval.svg
index 6ec88f838d..f0800a8162 100644
--- a/doc/reference/internals/iproto/images/eval.svg
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@@ -1,4 +1,4 @@
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xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="472.5" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="665.5" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="408.5" x2="749.5" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="413.5" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="575.5" x2="575.5" y1="109.4414" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="467.5" x2="749.5" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="472.5" y="124.9766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="580.5" y="124.9766">MP_OBJECT</text><!--MD5=[ba0ab4c0b957013122e8a4ee9026b347]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="136px" preserveAspectRatio="none" style="width:756px;height:136px;" version="1.1" viewBox="0 0 756 136" width="756px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="350" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="101" x="131.5" y="22.5352">IPROTO_EVAL</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="357" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="357" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="357" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="93" x="244" y="63.5117">IPROTO_EVAL</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="357" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="357" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="177" x2="177" y1="88.9531" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="357" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="93" x="71" y="104.4883">IPROTO_EXPR</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="182" y="104.4883">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="357" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="124.9766">IPROTO_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="170" x="182" y="124.9766">MP_ARRAY of arguments</text><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="341" x="408.5" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="195" x="481.5" y="22.5352">Response to IPROTO_EVAL</text><line style="stroke:#181818;stroke-width:1.0;" x1="467.5" x2="467.5" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="408.5" x2="749.5" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="413.5" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="472.5" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="408.5" x2="749.5" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="413.5" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="660.5" x2="660.5" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="467.5" x2="749.5" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="472.5" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="665.5" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="467.5" x2="749.5" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="472.5" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="665.5" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="467.5" x2="749.5" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="472.5" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="665.5" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="408.5" x2="749.5" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="413.5" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="575.5" x2="575.5" y1="109.4414" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="467.5" x2="749.5" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="472.5" y="124.9766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="580.5" y="124.9766">MP_OBJECT</text><!--MD5=[ba0ab4c0b957013122e8a4ee9026b347]
 @startuml
 
 skinparam {
@@ -11,24 +11,24 @@ skinparam {
 json "**IPROTO_EVAL**" as eval_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EVAL",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EVAL",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_EXPR]]": "MP_STR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of arguments"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_EXPR]]": "MP_STR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of arguments"
     }
 }
 
 json "**Response to IPROTO_EVAL**" as eval_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/eval_example.svg b/doc/reference/internals/iproto/images/eval_example.svg
index a3ce65e00a..07eb994988 100644
--- a/doc/reference/internals/iproto/images/eval_example.svg
+++ b/doc/reference/internals/iproto/images/eval_example.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="143px" preserveAspectRatio="none" style="width:356px;height:143px;" version="1.1" viewBox="0 0 356 143" width="356px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="335" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="101" x="64.5" y="22.5352">IPROTO_EVAL</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="115" x="169.5" y="22.5352">example request</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="342" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="18" x="71" y="43.0234">24</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="342" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="342" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="93" x="244" y="63.5117">IPROTO_EVAL</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="342" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="342" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="177" x2="177" y1="88.9531" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="342" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="93" x="71" y="104.4883">IPROTO_EXPR</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="66" x="182" y="104.4883">'return 5;'</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="342" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="124.9766">IPROTO_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="10" x="182" y="124.9766">[]</text><!--MD5=[d621930c23bb6f28a1a4c97668805a4d]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="143px" preserveAspectRatio="none" style="width:356px;height:143px;" version="1.1" viewBox="0 0 356 143" width="356px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="335" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="101" x="64.5" y="22.5352">IPROTO_EVAL</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="115" x="169.5" y="22.5352">example request</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="342" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="18" x="71" y="43.0234">24</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="342" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="342" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="93" x="244" y="63.5117">IPROTO_EVAL</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="342" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="342" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="177" x2="177" y1="88.9531" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="342" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="93" x="71" y="104.4883">IPROTO_EXPR</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="66" x="182" y="104.4883">'return 5;'</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="342" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="124.9766">IPROTO_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="10" x="182" y="124.9766">[]</text><!--MD5=[d621930c23bb6f28a1a4c97668805a4d]
 @startuml
 
 skinparam {
@@ -11,12 +11,12 @@ skinparam {
 json "**IPROTO_EVAL** example request" as eval_request {
     "Size": "24",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EVAL",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EVAL",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_EXPR]]": "'return 5;'",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "[]"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_EXPR]]": "'return 5;'",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "[]"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/event.svg b/doc/reference/internals/iproto/images/event.svg
index 0d889b8158..31e1cdc362 100644
--- a/doc/reference/internals/iproto/images/event.svg
+++ b/doc/reference/internals/iproto/images/event.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="123px" preserveAspectRatio="none" style="width:399px;height:123px;" version="1.1" viewBox="0 0 399 123" width="399px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="102.4414" style="stroke:#181818;stroke-width:0.5;" width="378" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="112" x="140" y="22.5352">IPROTO_EVENT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="385" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="385" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="68.4648"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="385" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="103" x="244" y="63.5117">IPROTO_EVENT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="385" y1="68.4648" y2="68.4648"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="84">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="298" x2="298" y1="68.4648" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="385" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="84">IPROTO_EVENT_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="303" y="84">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="385" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="69" x="71" y="104.4883">(Optional)</text><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="149" x="144" y="104.4883">IPROTO_EVENT_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="303" y="104.4883">MP_OBJECT</text><!--MD5=[fd90bc3df997205af501812b6e18f1d4]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="123px" preserveAspectRatio="none" style="width:399px;height:123px;" version="1.1" viewBox="0 0 399 123" width="399px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="102.4414" style="stroke:#181818;stroke-width:0.5;" width="378" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="112" x="140" y="22.5352">IPROTO_EVENT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="385" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="385" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="68.4648"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="385" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="103" x="244" y="63.5117">IPROTO_EVENT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="385" y1="68.4648" y2="68.4648"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="84">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="298" x2="298" y1="68.4648" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="385" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="84">IPROTO_EVENT_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="303" y="84">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="385" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="69" x="71" y="104.4883">(Optional)</text><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="149" x="144" y="104.4883">IPROTO_EVENT_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="303" y="104.4883">MP_OBJECT</text><!--MD5=[fd90bc3df997205af501812b6e18f1d4]
 @startuml
 
 skinparam {
@@ -11,11 +11,11 @@ skinparam {
 json "**IPROTO_EVENT**" as event {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EVENT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EVENT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_EVENT_KEY]]": "MP_STR",
-      "(Optional) [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_EVENT_DATA]]": "MP_OBJECT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_EVENT_KEY]]": "MP_STR",
+      "(Optional) [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_EVENT_DATA]]": "MP_OBJECT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/events_unwatch.svg b/doc/reference/internals/iproto/images/events_unwatch.svg
index 4676c37f2d..b18d54f853 100644
--- a/doc/reference/internals/iproto/images/events_unwatch.svg
+++ b/doc/reference/internals/iproto/images/events_unwatch.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="102px" preserveAspectRatio="none" style="width:393px;height:102px;" version="1.1" viewBox="0 0 393 102" width="393px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="81.9531" style="stroke:#181818;stroke-width:0.5;" width="372" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="140" x="123" y="22.5352">IPROTO_UNWATCH</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="379" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="379" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="68.4648"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="379" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="130" x="244" y="63.5117">IPROTO_UNWATCH</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="379" y1="68.4648" y2="68.4648"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="84">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="212" x2="212" y1="68.4648" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="379" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="84">IPROTO_EVENT_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="217" y="84">MP_STR</text><!--MD5=[cac318c15310713fb4fc997a1e46ac47]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="102px" preserveAspectRatio="none" style="width:393px;height:102px;" version="1.1" viewBox="0 0 393 102" width="393px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="81.9531" style="stroke:#181818;stroke-width:0.5;" width="372" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="140" x="123" y="22.5352">IPROTO_UNWATCH</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="379" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="379" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="68.4648"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="379" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="130" x="244" y="63.5117">IPROTO_UNWATCH</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="379" y1="68.4648" y2="68.4648"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="84">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="212" x2="212" y1="68.4648" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="379" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="84">IPROTO_EVENT_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="217" y="84">MP_STR</text><!--MD5=[cac318c15310713fb4fc997a1e46ac47]
 @startuml
 
 skinparam {
@@ -11,10 +11,10 @@ skinparam {
 json "**IPROTO_UNWATCH**" as unwatch {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UNWATCH"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UNWATCH"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_EVENT_KEY]]": "MP_STR"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_EVENT_KEY]]": "MP_STR"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/events_watch.svg b/doc/reference/internals/iproto/images/events_watch.svg
index 547e92a2e8..5db19d3513 100644
--- a/doc/reference/internals/iproto/images/events_watch.svg
+++ b/doc/reference/internals/iproto/images/events_watch.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="102px" preserveAspectRatio="none" style="width:373px;height:102px;" version="1.1" viewBox="0 0 373 102" width="373px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="81.9531" style="stroke:#181818;stroke-width:0.5;" width="352" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="119" x="123.5" y="22.5352">IPROTO_WATCH</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="359" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="359" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="68.4648"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="359" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="110" x="244" y="63.5117">IPROTO_WATCH</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="359" y1="68.4648" y2="68.4648"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="84">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="212" x2="212" y1="68.4648" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="359" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="84">IPROTO_EVENT_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="217" y="84">MP_STR</text><!--MD5=[336407a49b9a8059dcb049e469422ae7]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="102px" preserveAspectRatio="none" style="width:373px;height:102px;" version="1.1" viewBox="0 0 373 102" width="373px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="81.9531" style="stroke:#181818;stroke-width:0.5;" width="352" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="119" x="123.5" y="22.5352">IPROTO_WATCH</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="359" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="359" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="68.4648"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="359" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="110" x="244" y="63.5117">IPROTO_WATCH</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="359" y1="68.4648" y2="68.4648"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="84">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="212" x2="212" y1="68.4648" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="359" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="84">IPROTO_EVENT_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="217" y="84">MP_STR</text><!--MD5=[336407a49b9a8059dcb049e469422ae7]
 @startuml
 
 skinparam {
@@ -11,10 +11,10 @@ skinparam {
 json "**IPROTO_WATCH**" as watch {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_WATCH"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_WATCH"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_EVENT_KEY]]": "MP_STR"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_EVENT_KEY]]": "MP_STR"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/execute.svg b/doc/reference/internals/iproto/images/execute.svg
index fe49e9cf05..9849fc5741 100644
--- a/doc/reference/internals/iproto/images/execute.svg
+++ b/doc/reference/internals/iproto/images/execute.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="157px" preserveAspectRatio="none" style="width:791px;height:157px;" version="1.1" viewBox="0 0 791 157" width="791px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="363" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="128" x="53" y="22.5352">IPROTO_EXECUTE</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="143" x="181" y="22.5352">, prepared statement</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="370" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="370" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="370" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="121" x="244" y="63.5117">IPROTO_EXECUTE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="370" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="370" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="88.9531" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="370" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="118" x="71" y="104.4883">IPROTO_STMT_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="205" y="104.4883">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="370" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="124.9766">IPROTO_SQL_BIND</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="205" y="124.9766">MP_ARRAY</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="370" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="120" x="71" y="145.4648">IPROTO_OPTIONS</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="205" y="145.4648">MP_ARRAY</text><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="363" x="421" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="128" x="499.5" y="22.5352">IPROTO_EXECUTE</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="78" x="627.5" y="22.5352">, SQL string</text><line style="stroke:#181818;stroke-width:1.0;" x1="480" x2="480" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="421" x2="784" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="426" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="485" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="421" x2="784" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="426" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="653" x2="653" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="480" x2="784" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="485" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="121" x="658" y="63.5117">IPROTO_EXECUTE</text><line style="stroke:#181818;stroke-width:1.0;" x1="480" x2="784" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="485" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="658" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="421" x2="784" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="426" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="617" x2="617" y1="88.9531" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="480" x2="784" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="127" x="485" y="104.4883">IPROTO_SQL_TEXT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="622" y="104.4883">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="480" x2="784" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="485" y="124.9766">IPROTO_SQL_BIND</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="622" y="124.9766">MP_ARRAY</text><line style="stroke:#181818;stroke-width:1.0;" x1="480" x2="784" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="120" x="485" y="145.4648">IPROTO_OPTIONS</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="622" y="145.4648">MP_ARRAY</text><!--MD5=[e26df959384d73e84f1ea3827c629800]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="157px" preserveAspectRatio="none" style="width:791px;height:157px;" version="1.1" viewBox="0 0 791 157" width="791px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="363" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="128" x="53" y="22.5352">IPROTO_EXECUTE</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="143" x="181" y="22.5352">, prepared statement</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="370" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="370" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="370" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="121" x="244" y="63.5117">IPROTO_EXECUTE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="370" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="370" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="88.9531" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="370" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="118" x="71" y="104.4883">IPROTO_STMT_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="205" y="104.4883">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="370" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="124.9766">IPROTO_SQL_BIND</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="205" y="124.9766">MP_ARRAY</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="370" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="120" x="71" y="145.4648">IPROTO_OPTIONS</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="205" y="145.4648">MP_ARRAY</text><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="363" x="421" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="128" x="499.5" y="22.5352">IPROTO_EXECUTE</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="78" x="627.5" y="22.5352">, SQL string</text><line style="stroke:#181818;stroke-width:1.0;" x1="480" x2="480" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="421" x2="784" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="426" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="485" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="421" x2="784" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="426" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="653" x2="653" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="480" x2="784" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="485" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="121" x="658" y="63.5117">IPROTO_EXECUTE</text><line style="stroke:#181818;stroke-width:1.0;" x1="480" x2="784" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="485" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="658" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="421" x2="784" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="426" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="617" x2="617" y1="88.9531" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="480" x2="784" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="127" x="485" y="104.4883">IPROTO_SQL_TEXT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="622" y="104.4883">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="480" x2="784" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="485" y="124.9766">IPROTO_SQL_BIND</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="622" y="124.9766">MP_ARRAY</text><line style="stroke:#181818;stroke-width:1.0;" x1="480" x2="784" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="120" x="485" y="145.4648">IPROTO_OPTIONS</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="622" y="145.4648">MP_ARRAY</text><!--MD5=[e26df959384d73e84f1ea3827c629800]
 @startuml
 
 skinparam {
@@ -11,26 +11,26 @@ skinparam {
 json "**IPROTO_EXECUTE**, prepared statement" as execute_request_prepared {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EXECUTE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EXECUTE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STMT_ID]]": "MP_INT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SQL_BIND]]": "MP_ARRAY",      
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_OPTIONS]]": "MP_ARRAY"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STMT_ID]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SQL_BIND]]": "MP_ARRAY",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_OPTIONS]]": "MP_ARRAY"
     }
 }
 
 json "**IPROTO_EXECUTE**, SQL string" as execute_request_string {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EXECUTE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EXECUTE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SQL_TEXT]]": "MP_STR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SQL_BIND]]": "MP_ARRAY",      
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_OPTIONS]]": "MP_ARRAY"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SQL_TEXT]]": "MP_STR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SQL_BIND]]": "MP_ARRAY",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_OPTIONS]]": "MP_ARRAY"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/execute_example_1.svg b/doc/reference/internals/iproto/images/execute_example_1.svg
index da8e761565..1becd51669 100644
--- a/doc/reference/internals/iproto/images/execute_example_1.svg
+++ b/doc/reference/internals/iproto/images/execute_example_1.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="102px" preserveAspectRatio="none" style="width:253px;height:102px;" version="1.1" viewBox="0 0 253 102" width="253px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="81.9531" style="stroke:#181818;stroke-width:0.5;" width="232" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="35" x="105.5" y="22.5352">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="141" x2="141" y1="27.4883" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="239" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="118" x="12" y="43.0234">IPROTO_STMT_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="88" x="146" y="43.0234">0xd7aa741b</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="239" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="12" y="63.5117">IPROTO_SQL_BIND</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="41" x="146" y="63.5117">[1, 'a']</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="239" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="120" x="12" y="84">IPROTO_OPTIONS</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="10" x="146" y="84">[]</text><!--MD5=[e3dc538269c8944c3c51cbb66c6bbc6c]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="102px" preserveAspectRatio="none" style="width:253px;height:102px;" version="1.1" viewBox="0 0 253 102" width="253px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="81.9531" style="stroke:#181818;stroke-width:0.5;" width="232" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="35" x="105.5" y="22.5352">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="141" x2="141" y1="27.4883" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="239" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="118" x="12" y="43.0234">IPROTO_STMT_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="88" x="146" y="43.0234">0xd7aa741b</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="239" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="12" y="63.5117">IPROTO_SQL_BIND</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="41" x="146" y="63.5117">[1, 'a']</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="239" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="120" x="12" y="84">IPROTO_OPTIONS</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="10" x="146" y="84">[]</text><!--MD5=[e3dc538269c8944c3c51cbb66c6bbc6c]
 @startuml
 
 skinparam {
@@ -9,9 +9,9 @@ skinparam {
 }
 
 json "**Body**" as execute_body_1 {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STMT_ID]]": "0xd7aa741b",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SQL_BIND]]": "[1, 'a']",      
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_OPTIONS]]": "[]"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STMT_ID]]": "0xd7aa741b",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SQL_BIND]]": "[1, 'a']",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_OPTIONS]]": "[]"
 }
 
 @enduml
diff --git a/doc/reference/internals/iproto/images/execute_example_2.svg b/doc/reference/internals/iproto/images/execute_example_2.svg
index 88781f5324..55121877e0 100644
--- a/doc/reference/internals/iproto/images/execute_example_2.svg
+++ b/doc/reference/internals/iproto/images/execute_example_2.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="307px" preserveAspectRatio="none" style="width:530px;height:307px;" version="1.1" viewBox="0 0 530 307" width="530px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="286.8359" style="stroke:#181818;stroke-width:0.5;" width="509" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="35" x="244" y="22.5352">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="193" x2="193" y1="27.4883" y2="293.8359"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="516" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" 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fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="148" x="12" y="63.5117">IPROTO_BIND_COUNT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="198" y="63.5117">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="516" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="176" x="12" y="84">IPROTO_BIND_METADATA</text></a><text fill="#000000" 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x="450" y="288.8828">'дд'</text><!--MD5=[6405534d7258045eeaf1fb50f11980fb]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="307px" preserveAspectRatio="none" style="width:530px;height:307px;" version="1.1" viewBox="0 0 530 307" width="530px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="286.8359" style="stroke:#181818;stroke-width:0.5;" width="509" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="35" x="244" y="22.5352">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="193" x2="193" y1="27.4883" y2="293.8359"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="516" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" 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fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="148" x="12" y="63.5117">IPROTO_BIND_COUNT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="198" y="63.5117">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="516" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="176" x="12" y="84">IPROTO_BIND_METADATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="198" y="84">MP_ARRAY</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="516" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="137" x="12" y="104.4883">IPROTO_METADATA</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="445" x2="445" y1="88.9531" y2="293.8359"/><line style="stroke:#181818;stroke-width:1.0;" x1="193" x2="516" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="143" x="198" y="104.4883">IPROTO_FIELD_NAME</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="26" x="450" y="104.4883">'DD'</text><line style="stroke:#181818;stroke-width:1.0;" x1="193" x2="516" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="137" x="198" y="124.9766">IPROTO_FIELD_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="55" x="450" y="124.9766">'integer'</text><line style="stroke:#181818;stroke-width:1.0;" x1="193" x2="516" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="189" x="198" y="145.4648">IPROTO_FIELD_IS_NULLABLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="32" x="450" y="145.4648">false</text><line style="stroke:#181818;stroke-width:1.0;" x1="193" x2="516" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="242" x="198" y="165.9531">IPROTO_FIELD_IS_AUTOINCREMENT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="450" y="165.9531">true</text><line style="stroke:#181818;stroke-width:1.0;" x1="193" x2="516" y1="170.9063" y2="170.9063"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="139" x="198" y="186.4414">IPROTO_FIELD_SPAN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="17" x="450" y="186.4414">nil</text><line style="stroke:#181818;stroke-width:1.0;" x1="193" x2="516" y1="191.3945" y2="191.3945"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="143" x="198" y="206.9297">IPROTO_FIELD_NAME</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="17" x="450" y="206.9297">'Д'</text><line style="stroke:#181818;stroke-width:1.0;" x1="193" x2="516" y1="211.8828" y2="211.8828"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="137" x="198" y="227.418">IPROTO_FIELD_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="46" x="450" y="227.418">'string'</text><line style="stroke:#181818;stroke-width:1.0;" x1="193" x2="516" y1="232.3711" y2="232.3711"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="138" x="198" y="247.9063">IPROTO_FIELD_COLL</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="61" x="450" y="247.9063">'unicode'</text><line style="stroke:#181818;stroke-width:1.0;" x1="193" x2="516" y1="252.8594" y2="252.8594"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="189" x="198" y="268.3945">IPROTO_FIELD_IS_NULLABLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="450" y="268.3945">true</text><line style="stroke:#181818;stroke-width:1.0;" x1="193" x2="516" y1="273.3477" y2="273.3477"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="139" x="198" y="288.8828">IPROTO_FIELD_SPAN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="24" x="450" y="288.8828">'дд'</text><!--MD5=[6405534d7258045eeaf1fb50f11980fb]
 @startuml
 
 skinparam {
@@ -9,20 +9,20 @@ skinparam {
 }
 
 json "**Body**" as execute_body_2 {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STMT_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_BIND_COUNT]]": "MP_INT",      
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_BIND_METADATA]]": "MP_ARRAY",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_METADATA]]": {
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_NAME]]": "'DD'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'integer'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "false",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_IS_AUTOINCREMENT]]": "true",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_SPAN]]": "nil",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_NAME]]": "'Д'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'string'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_COLL]]": "'unicode'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "true",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_SPAN]]": "'дд'"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STMT_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_BIND_COUNT]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_BIND_METADATA]]": "MP_ARRAY",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_METADATA]]": {
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_NAME]]": "'DD'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'integer'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "false",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_IS_AUTOINCREMENT]]": "true",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_SPAN]]": "nil",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_NAME]]": "'Д'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'string'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_COLL]]": "'unicode'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "true",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_SPAN]]": "'дд'"
       }
 }
 
diff --git a/doc/reference/internals/iproto/images/header.svg b/doc/reference/internals/iproto/images/header.svg
index 1318f3c7eb..4977759e75 100644
--- a/doc/reference/internals/iproto/images/header.svg
+++ b/doc/reference/internals/iproto/images/header.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="123px" preserveAspectRatio="none" style="width:284px;height:123px;" version="1.1" viewBox="0 0 284 123" width="284px" zoomAndPan="magnify"><defs/><g><g id="elem_Header"><rect fill="#F1F1F1" height="102.4414" style="stroke:#181818;stroke-width:0.5;" width="263" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="50" x="113.5" y="22.5352">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="270" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="22" y="43.0234">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="27.4883" y2="47.9766"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="270" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="55.5" y="63.5117">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="63.5117">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="47.9766" y2="68.4648"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="270" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="12" y="84">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="68.4648" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="270" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="35.5" y="104.4883">IPROTO_STREAM_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="88.9531" y2="109.4414"/></g><!--MD5=[90a83f9dd34691d0bfa988d02505a0f8]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="123px" preserveAspectRatio="none" style="width:284px;height:123px;" version="1.1" viewBox="0 0 284 123" width="284px" zoomAndPan="magnify"><defs/><g><g id="elem_Header"><rect fill="#F1F1F1" height="102.4414" style="stroke:#181818;stroke-width:0.5;" width="263" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="50" x="113.5" y="22.5352">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="270" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="22" y="43.0234">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="27.4883" y2="47.9766"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="270" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="55.5" y="63.5117">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="63.5117">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="47.9766" y2="68.4648"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="270" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="12" y="84">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="68.4648" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="270" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="35.5" y="104.4883">IPROTO_STREAM_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="88.9531" y2="109.4414"/></g><!--MD5=[90a83f9dd34691d0bfa988d02505a0f8]
 @startuml
 
 skinparam {
@@ -9,10 +9,10 @@ skinparam {
 }
 
 map "**Header**" as Header {
-    [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]] => MP_UINT
-    [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]] => MP_UINT
-    [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]] => MP_UINT
-    [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STREAM_ID]] => MP_UINT
+    [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]] => MP_UINT
+    [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]] => MP_UINT
+    [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]] => MP_UINT
+    [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STREAM_ID]] => MP_UINT
 }
 
 @enduml
diff --git a/doc/reference/internals/iproto/images/id.svg b/doc/reference/internals/iproto/images/id.svg
index 72ecef4f19..125417374f 100644
--- a/doc/reference/internals/iproto/images/id.svg
+++ b/doc/reference/internals/iproto/images/id.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="164px" preserveAspectRatio="none" style="width:436px;height:164px;" version="1.1" viewBox="0 0 436 164" width="436px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="415" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="81" x="174" y="22.5352">IPROTO_ID</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="422" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="71" y="43.0234">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="422" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="73" x="244" y="63.5117">IPROTO_ID</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="422" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="215" x2="215" y1="88.9531" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="118" x="71" y="104.4883">IPROTO_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="220" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="129" x="71" y="124.9766">IPROTO_FEATURES</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="197" x="220" y="124.9766">MP_ARRAY of MP_UINT items</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="139" x="71" y="145.4648">IPROTO_AUTH_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="220" y="145.4648">MP_STR</text><!--MD5=[ef2f2d67d9c9206422149a8aa7cb0cdf]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="164px" preserveAspectRatio="none" style="width:436px;height:164px;" version="1.1" viewBox="0 0 436 164" width="436px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="415" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="81" x="174" y="22.5352">IPROTO_ID</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="422" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="71" y="43.0234">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="422" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="73" x="244" y="63.5117">IPROTO_ID</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="422" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="215" x2="215" y1="88.9531" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="118" x="71" y="104.4883">IPROTO_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="220" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="129" x="71" y="124.9766">IPROTO_FEATURES</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="197" x="220" y="124.9766">MP_ARRAY of MP_UINT items</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="139" x="71" y="145.4648">IPROTO_AUTH_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="220" y="145.4648">MP_STR</text><!--MD5=[ef2f2d67d9c9206422149a8aa7cb0cdf]
 @startuml
 
 skinparam {
@@ -11,13 +11,13 @@ skinparam {
 json "**IPROTO_ID**" as id_request {
     "Size": "MP_INT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_ID",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_ID",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_VERSION]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FEATURES]]": "MP_ARRAY of MP_UINT items",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_AUTH_TYPE]]": "MP_STR"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_VERSION]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FEATURES]]": "MP_ARRAY of MP_UINT items",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_AUTH_TYPE]]": "MP_STR"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/insert.svg b/doc/reference/internals/iproto/images/insert.svg
index 78211eaa32..69cd8637d8 100644
--- a/doc/reference/internals/iproto/images/insert.svg
+++ b/doc/reference/internals/iproto/images/insert.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="136px" preserveAspectRatio="none" style="width:755px;height:136px;" version="1.1" viewBox="0 0 755 136" width="755px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="349" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="117" x="123" y="22.5352">IPROTO_INSERT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="356" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="356" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="107" x="244" y="63.5117">IPROTO_INSERT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="356" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="88.9531" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="104.4883">IPROTO_SPACE_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="124.9766">IPROTO_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="205" y="124.9766">MP_ARRAY</text><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="341" x="407" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="211" x="472" y="22.5352">Response to IPROTO_INSERT</text><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="466" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="407" x2="748" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="412" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="471" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="407" x2="748" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="412" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="659" x2="659" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="471" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="664" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="471" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="664" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="471" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="664" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="407" x2="748" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="412" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="574" x2="574" y1="109.4414" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="471" y="124.9766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="138" x="579" y="124.9766">MP_ARRAY of tuples</text><!--MD5=[72ccafec1a0bc1819ab7be4f7887c23c]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="136px" preserveAspectRatio="none" style="width:755px;height:136px;" version="1.1" viewBox="0 0 755 136" width="755px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="349" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="117" x="123" y="22.5352">IPROTO_INSERT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="356" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="356" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="107" x="244" y="63.5117">IPROTO_INSERT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="356" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="88.9531" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="104.4883">IPROTO_SPACE_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="124.9766">IPROTO_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="205" y="124.9766">MP_ARRAY</text><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="341" x="407" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="211" x="472" y="22.5352">Response to IPROTO_INSERT</text><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="466" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="407" x2="748" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="412" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="471" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="407" x2="748" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="412" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="659" x2="659" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="471" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="664" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="471" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="664" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="471" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="664" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="407" x2="748" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="412" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="574" x2="574" y1="109.4414" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="471" y="124.9766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="138" x="579" y="124.9766">MP_ARRAY of tuples</text><!--MD5=[72ccafec1a0bc1819ab7be4f7887c23c]
 @startuml
 
 skinparam {
@@ -11,24 +11,24 @@ skinparam {
 json "**IPROTO_INSERT**" as insert_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_INSERT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_INSERT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY"
     }
 }
 
 json "**Response to IPROTO_INSERT**" as insert_response {
     "Size": "MP_UINT",
     "Header": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_ARRAY of tuples"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_ARRAY of tuples"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/insert_example.svg b/doc/reference/internals/iproto/images/insert_example.svg
index af2b72c42f..f9914f3b9d 100644
--- a/doc/reference/internals/iproto/images/insert_example.svg
+++ b/doc/reference/internals/iproto/images/insert_example.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="136px" preserveAspectRatio="none" style="width:755px;height:136px;" version="1.1" viewBox="0 0 755 136" width="755px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="349" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="117" x="63.5" y="22.5352">IPROTO_INSERT</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="115" x="184.5" y="22.5352">example request</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="356" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="18" x="71" y="43.0234">17</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="356" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="107" x="244" y="63.5117">IPROTO_INSERT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="244" y="84">5</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="356" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="88.9531" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="104.4883">IPROTO_SPACE_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="27" x="205" y="104.4883">512</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="124.9766">IPROTO_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="63" x="205" y="124.9766">[1, 'AAA']</text><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="341" x="407" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="117" x="454" y="22.5352">IPROTO_INSERT</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="126" x="575" y="22.5352">example response</text><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="466" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="407" x2="748" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="412" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="18" x="471" y="43.0234">36</text><line style="stroke:#181818;stroke-width:1.0;" x1="407" x2="748" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="412" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="659" x2="659" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="471" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="664" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="471" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="664" y="84">5</text><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="471" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="27" x="664" y="104.4883">100</text><line style="stroke:#181818;stroke-width:1.0;" x1="407" x2="748" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="412" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="574" x2="574" y1="109.4414" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="471" y="124.9766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="63" x="579" y="124.9766">[1, 'AAA']</text><!--MD5=[31e812afff2e8dbc6d1794394ccd2d5d]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="136px" preserveAspectRatio="none" style="width:755px;height:136px;" version="1.1" viewBox="0 0 755 136" width="755px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="349" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="117" x="63.5" y="22.5352">IPROTO_INSERT</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="115" x="184.5" y="22.5352">example request</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="356" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="18" x="71" y="43.0234">17</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="356" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="107" x="244" y="63.5117">IPROTO_INSERT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="244" y="84">5</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="356" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="88.9531" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="104.4883">IPROTO_SPACE_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="27" x="205" y="104.4883">512</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="356" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="124.9766">IPROTO_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="63" x="205" y="124.9766">[1, 'AAA']</text><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="341" x="407" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="117" x="454" y="22.5352">IPROTO_INSERT</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="126" x="575" y="22.5352">example response</text><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="466" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="407" x2="748" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="412" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="18" x="471" y="43.0234">36</text><line style="stroke:#181818;stroke-width:1.0;" x1="407" x2="748" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="412" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="659" x2="659" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="471" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="664" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="471" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="664" y="84">5</text><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="471" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="27" x="664" y="104.4883">100</text><line style="stroke:#181818;stroke-width:1.0;" x1="407" x2="748" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="412" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="574" x2="574" y1="109.4414" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="466" x2="748" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="471" y="124.9766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="63" x="579" y="124.9766">[1, 'AAA']</text><!--MD5=[31e812afff2e8dbc6d1794394ccd2d5d]
 @startuml
 
 skinparam {
@@ -11,24 +11,24 @@ skinparam {
 json "**IPROTO_INSERT** example request" as insert_example_request {
     "Size": "17",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_INSERT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "5"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_INSERT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "5"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "512",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "[1, 'AAA']"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "512",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "[1, 'AAA']"
     }
 }
 
 json "**IPROTO_INSERT** example response" as insert_example_response {
     "Size": "36",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "5",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "100"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "5",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "100"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "[1, 'AAA']"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "[1, 'AAA']"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/ping.svg b/doc/reference/internals/iproto/images/ping.svg
index 0b9186cc16..ac53076bb0 100644
--- a/doc/reference/internals/iproto/images/ping.svg
+++ b/doc/reference/internals/iproto/images/ping.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="136px" preserveAspectRatio="none" style="width:739px;height:136px;" version="1.1" viewBox="0 0 739 136" width="739px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="102.4414" style="stroke:#181818;stroke-width:0.5;" width="333" x="7" y="17"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="100" x="123.5" y="32.5352">IPROTO_PING</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="37.4883" y2="119.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="340" y1="37.4883" y2="37.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="53.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="71" y="53.0234">5</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="340" y1="57.9766" y2="57.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="73.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="57.9766" y2="98.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="340" y1="57.9766" y2="57.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="73.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="91" x="244" y="73.5117">IPROTO_PING</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="340" y1="78.4648" y2="78.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="94">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="94">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="340" y1="98.9531" y2="98.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="114.4883">Body</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="107" x="71" y="114.4883">MP_MAP, empty</text><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="341" x="391" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="194" x="464.5" y="22.5352">Response to IPROTO_PING</text><line style="stroke:#181818;stroke-width:1.0;" x1="450" x2="450" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="391" x2="732" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="396" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="455" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="391" x2="732" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="396" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="643" x2="643" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="450" x2="732" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="455" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="648" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="450" x2="732" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="455" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="648" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="450" x2="732" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="455" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="648" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="391" x2="732" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="396" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="558" x2="558" y1="109.4414" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="450" x2="732" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="455" y="124.9766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="107" x="563" y="124.9766">MP_MAP, empty</text><!--MD5=[ed38ab2cce79bcf1eda8571561620759]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="136px" preserveAspectRatio="none" style="width:739px;height:136px;" version="1.1" viewBox="0 0 739 136" width="739px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="102.4414" style="stroke:#181818;stroke-width:0.5;" width="333" x="7" y="17"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="100" x="123.5" y="32.5352">IPROTO_PING</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="37.4883" y2="119.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="340" y1="37.4883" y2="37.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="53.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="71" y="53.0234">5</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="340" y1="57.9766" y2="57.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="73.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="57.9766" y2="98.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="340" y1="57.9766" y2="57.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="73.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="91" x="244" y="73.5117">IPROTO_PING</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="340" y1="78.4648" y2="78.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="94">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="94">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="340" y1="98.9531" y2="98.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="114.4883">Body</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="107" x="71" y="114.4883">MP_MAP, empty</text><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="341" x="391" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="194" x="464.5" y="22.5352">Response to IPROTO_PING</text><line style="stroke:#181818;stroke-width:1.0;" x1="450" x2="450" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="391" x2="732" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="396" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="455" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="391" x2="732" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="396" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="643" x2="643" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="450" x2="732" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="455" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="648" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="450" x2="732" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="455" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="648" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="450" x2="732" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="455" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="648" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="391" x2="732" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="396" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="558" x2="558" y1="109.4414" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="450" x2="732" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="455" y="124.9766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="107" x="563" y="124.9766">MP_MAP, empty</text><!--MD5=[ed38ab2cce79bcf1eda8571561620759]
 @startuml
 
 skinparam {
@@ -11,8 +11,8 @@ skinparam {
 json "**IPROTO_PING**" as ping_request {
     "Size": "5",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_PING",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_PING",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": "MP_MAP, empty"
 }
@@ -20,12 +20,12 @@ json "**IPROTO_PING**" as ping_request {
 json "**Response to IPROTO_PING**" as insert_response {
     "Size": "MP_UINT",
     "Header": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_MAP, empty"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_MAP, empty"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/prepare.svg b/doc/reference/internals/iproto/images/prepare.svg
index ba2ff4d176..6162cdc81f 100644
--- a/doc/reference/internals/iproto/images/prepare.svg
+++ b/doc/reference/internals/iproto/images/prepare.svg
@@ -1 +1 @@
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diff --git a/doc/reference/internals/iproto/images/repl_ballot.svg b/doc/reference/internals/iproto/images/repl_ballot.svg
index 6ae1ea5aa5..d2091733cd 100644
--- a/doc/reference/internals/iproto/images/repl_ballot.svg
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diff --git a/doc/reference/internals/iproto/images/repl_heartbeat_message.svg b/doc/reference/internals/iproto/images/repl_heartbeat_message.svg
index 3d6a9cbbde..354fcddc46 100644
--- a/doc/reference/internals/iproto/images/repl_heartbeat_message.svg
+++ b/doc/reference/internals/iproto/images/repl_heartbeat_message.svg
@@ -1 +1 @@
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diff --git a/doc/reference/internals/iproto/images/repl_heartbeat_response.svg b/doc/reference/internals/iproto/images/repl_heartbeat_response.svg
index e4f15d9673..c91809c181 100644
--- a/doc/reference/internals/iproto/images/repl_heartbeat_response.svg
+++ b/doc/reference/internals/iproto/images/repl_heartbeat_response.svg
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diff --git a/doc/reference/internals/iproto/images/repl_join_request.svg b/doc/reference/internals/iproto/images/repl_join_request.svg
index b4a0ecee06..96b5fb6f9d 100644
--- a/doc/reference/internals/iproto/images/repl_join_request.svg
+++ b/doc/reference/internals/iproto/images/repl_join_request.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="123px" preserveAspectRatio="none" style="width:480px;height:123px;" version="1.1" viewBox="0 0 480 123" width="480px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="102.4414" style="stroke:#181818;stroke-width:0.5;" width="459" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="99" x="187" y="22.5352">IPROTO_JOIN</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="466" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="466" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="466" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="88" x="244" y="63.5117">IPROTO_JOIN</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="466" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="466" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="245" x2="245" y1="88.9531" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="466" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="169" x="71" y="104.4883">IPROTO_INSTANCE_UUID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="211" x="250" y="104.4883">MP_STR - UUID of this instance</text><!--MD5=[11c9d3bbc0e885b0ce512a20e7117d02]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="123px" preserveAspectRatio="none" style="width:480px;height:123px;" version="1.1" viewBox="0 0 480 123" width="480px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="102.4414" style="stroke:#181818;stroke-width:0.5;" width="459" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="99" x="187" y="22.5352">IPROTO_JOIN</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="466" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="466" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="466" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="88" x="244" y="63.5117">IPROTO_JOIN</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="466" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="466" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="245" x2="245" y1="88.9531" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="466" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="169" x="71" y="104.4883">IPROTO_INSTANCE_UUID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="211" x="250" y="104.4883">MP_STR - UUID of this instance</text><!--MD5=[11c9d3bbc0e885b0ce512a20e7117d02]
 @startuml
 
 skinparam {
@@ -11,11 +11,11 @@ skinparam {
 json "**IPROTO_JOIN**" as join_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_JOIN",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_JOIN",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INSTANCE_UUID]]": "MP_STR - UUID of this instance"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INSTANCE_UUID]]": "MP_STR - UUID of this instance"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_join_response.svg b/doc/reference/internals/iproto/images/repl_join_response.svg
index df78f5a587..84a817eb5e 100644
--- a/doc/reference/internals/iproto/images/repl_join_response.svg
+++ b/doc/reference/internals/iproto/images/repl_join_response.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="123px" preserveAspectRatio="none" style="width:342px;height:123px;" version="1.1" viewBox="0 0 342 123" width="342px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="102.4414" style="stroke:#181818;stroke-width:0.5;" width="321" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="193" x="71" y="22.5352">Response to IPROTO_JOIN</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="328" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="328" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="328" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="244" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="328" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="328" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="191" x2="191" y1="88.9531" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="328" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="115" x="71" y="104.4883">IPROTO_VCLOCK</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="57" x="196" y="104.4883">MP_MAP</text><!--MD5=[f7d87aedcc4ac2bb312d29cfdd46e410]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="123px" preserveAspectRatio="none" style="width:342px;height:123px;" version="1.1" viewBox="0 0 342 123" width="342px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="102.4414" style="stroke:#181818;stroke-width:0.5;" width="321" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="193" x="71" y="22.5352">Response to IPROTO_JOIN</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="328" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="328" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="328" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="244" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="328" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="328" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="191" x2="191" y1="88.9531" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="328" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="115" x="71" y="104.4883">IPROTO_VCLOCK</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="57" x="196" y="104.4883">MP_MAP</text><!--MD5=[f7d87aedcc4ac2bb312d29cfdd46e410]
 @startuml
 
 skinparam {
@@ -11,11 +11,11 @@ skinparam {
 json "**Response to IPROTO_JOIN**" as join_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_VCLOCK]]": "MP_MAP"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_VCLOCK]]": "MP_MAP"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_raft.svg b/doc/reference/internals/iproto/images/repl_raft.svg
index 1b55f3a0bc..0cbccd3c85 100644
--- a/doc/reference/internals/iproto/images/repl_raft.svg
+++ b/doc/reference/internals/iproto/images/repl_raft.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="225px" preserveAspectRatio="none" style="width:378px;height:225px;" version="1.1" viewBox="0 0 378 225" width="378px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="204.8828" style="stroke:#181818;stroke-width:0.5;" width="357" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="103" x="134" y="22.5352">IPROTO_RAFT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="211.8828"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="364" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="364" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="364" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" 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y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="146" x="71" y="145.4648">IPROTO_RAFT_STATE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="295" y="145.4648">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="364" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" 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fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="175" x="71" y="186.4414">IPROTO_RAFT_LEADER_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="295" y="186.4414">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="364" y1="191.3945" y2="191.3945"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="214" x="71" y="206.9297">IPROTO_RAFT_IS_LEADER_SEEN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="64" x="295" y="206.9297">MP_BOOL</text><!--MD5=[02051bf0950fa4018aecfb18d76146a8]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="225px" preserveAspectRatio="none" style="width:378px;height:225px;" version="1.1" viewBox="0 0 378 225" width="378px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="204.8828" style="stroke:#181818;stroke-width:0.5;" width="357" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="103" x="134" y="22.5352">IPROTO_RAFT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="211.8828"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="364" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="364" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="364" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="95" x="244" y="63.5117">IPROTO_RAFT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="364" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="84">IPROTO_REPLICA_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="364" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="290" x2="290" y1="88.9531" y2="211.8828"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="364" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="140" x="71" y="104.4883">IPROTO_RAFT_TERM</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="295" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="364" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="139" x="71" y="124.9766">IPROTO_RAFT_VOTE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="295" y="124.9766">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="364" y1="129.9297" 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xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="158" x="71" y="165.9531">IPROTO_RAFT_VCLOCK</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="57" x="295" y="165.9531">MP_MAP</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="364" y1="170.9063" y2="170.9063"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="175" x="71" y="186.4414">IPROTO_RAFT_LEADER_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="295" y="186.4414">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="364" y1="191.3945" y2="191.3945"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="214" x="71" y="206.9297">IPROTO_RAFT_IS_LEADER_SEEN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="64" x="295" y="206.9297">MP_BOOL</text><!--MD5=[02051bf0950fa4018aecfb18d76146a8]
 @startuml
 
 skinparam {
@@ -11,16 +11,16 @@ skinparam {
 json "**IPROTO_RAFT**" as raft {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_RAFT_TERM]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_RAFT_VOTE]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_RAFT_STATE]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_RAFT_VCLOCK]]": "MP_MAP",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_RAFT_LEADER_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_RAFT_IS_LEADER_SEEN]]": "MP_BOOL"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_RAFT_TERM]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_RAFT_VOTE]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_RAFT_STATE]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_RAFT_VCLOCK]]": "MP_MAP",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_RAFT_LEADER_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_RAFT_IS_LEADER_SEEN]]": "MP_BOOL"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_raft_confirm.svg b/doc/reference/internals/iproto/images/repl_raft_confirm.svg
index a10e556960..2ac1d6ee12 100644
--- a/doc/reference/internals/iproto/images/repl_raft_confirm.svg
+++ b/doc/reference/internals/iproto/images/repl_raft_confirm.svg
@@ -1,4 +1,4 @@
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textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="415" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="415" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="166" x="244" y="63.5117">IPROTO_RAFT_CONFIRM</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="415" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="84">IPROTO_REPLICA_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="244" y="84">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="415" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="84" x="71" y="104.4883">IPROTO_LSN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="244" y="104.4883">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="415" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="124.9766">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="124.9766">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="415" y1="129.9297" y2="129.9297"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="145.4648">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="212" x2="212" y1="129.9297" y2="170.9063"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="415" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="145.4648">IPROTO_REPLICA_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="217" y="145.4648">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="415" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="84" x="71" y="165.9531">IPROTO_LSN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="217" y="165.9531">MP_INT</text><!--MD5=[4e4a1a44d11932100400e3d79e5da24a]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="184px" preserveAspectRatio="none" style="width:429px;height:184px;" version="1.1" viewBox="0 0 429 184" width="429px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="163.9063" style="stroke:#181818;stroke-width:0.5;" width="408" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="179" x="121.5" y="22.5352">IPROTO_RAFT_CONFIRM</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="170.9063"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="415" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="415" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="415" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="166" x="244" y="63.5117">IPROTO_RAFT_CONFIRM</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="415" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="84">IPROTO_REPLICA_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="244" y="84">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="415" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="84" x="71" y="104.4883">IPROTO_LSN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="244" y="104.4883">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="415" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="124.9766">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="124.9766">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="415" y1="129.9297" y2="129.9297"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="145.4648">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="212" x2="212" y1="129.9297" y2="170.9063"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="415" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="145.4648">IPROTO_REPLICA_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="217" y="145.4648">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="415" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="84" x="71" y="165.9531">IPROTO_LSN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="217" y="165.9531">MP_INT</text><!--MD5=[4e4a1a44d11932100400e3d79e5da24a]
 @startuml
 
 skinparam {
@@ -11,14 +11,14 @@ skinparam {
 json "**IPROTO_RAFT_CONFIRM**" as raft_confirm {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_CONFIRM",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_INT", 
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_CONFIRM",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_INT"      
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_INT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_raft_demote.svg b/doc/reference/internals/iproto/images/repl_raft_demote.svg
index 9aa17b403a..839ab7c2c6 100644
--- a/doc/reference/internals/iproto/images/repl_raft_demote.svg
+++ b/doc/reference/internals/iproto/images/repl_raft_demote.svg
@@ -1,4 +1,4 @@
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y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="160" x="244" y="63.5117">IPROTO_RAFT_DEMOTE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="409" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="84">IPROTO_REPLICA_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line 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xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="97" x="71" y="165.9531">IPROTO_TERM</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="217" y="165.9531">MP_UINT</text><!--MD5=[c636aaf1240dcfc25e70b288877fb042]
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 @startuml
 
 skinparam {
@@ -11,14 +11,14 @@ skinparam {
 json "**IPROTO_RAFT_DEMOTE**" as demote {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_DEMOTE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_DEMOTE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TERM]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TERM]]": "MP_UINT"
     }
 }
 
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index 8e91339758..8ac4587c8a 100644
--- a/doc/reference/internals/iproto/images/repl_raft_promote.svg
+++ b/doc/reference/internals/iproto/images/repl_raft_promote.svg
@@ -1,4 +1,4 @@
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y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="170" x="244" y="63.5117">IPROTO_RAFT_PROMOTE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="419" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="84">IPROTO_REPLICA_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="419" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="84" x="71" y="104.4883">IPROTO_LSN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="419" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="212" x2="212" y1="109.4414" y2="170.9063"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="419" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="124.9766">IPROTO_REPLICA_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="217" y="124.9766">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="419" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="84" x="71" y="145.4648">IPROTO_LSN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="217" y="145.4648">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="419" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="97" x="71" y="165.9531">IPROTO_TERM</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="217" y="165.9531">MP_UINT</text><!--MD5=[dfb572770ed581501c77fbaab6784d45]
 @startuml
 
 skinparam {
@@ -11,14 +11,14 @@ skinparam {
 json "**IPROTO_RAFT_PROMOTE**" as promote {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_PROMOTE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_PROMOTE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TERM]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TERM]]": "MP_UINT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_raft_rollback.svg b/doc/reference/internals/iproto/images/repl_raft_rollback.svg
index 548a302635..981a8c949d 100644
--- a/doc/reference/internals/iproto/images/repl_raft_rollback.svg
+++ b/doc/reference/internals/iproto/images/repl_raft_rollback.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="184px" preserveAspectRatio="none" style="width:436px;height:184px;" version="1.1" viewBox="0 0 436 184" width="436px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="163.9063" style="stroke:#181818;stroke-width:0.5;" width="415" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="187" x="121" y="22.5352">IPROTO_RAFT_ROLLBACK</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="170.9063"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="422" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="422" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="173" x="244" y="63.5117">IPROTO_RAFT_ROLLBACK</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="84">IPROTO_REPLICA_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="244" y="84">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="84" x="71" y="104.4883">IPROTO_LSN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="244" y="104.4883">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="124.9766">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="124.9766">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="422" y1="129.9297" y2="129.9297"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="145.4648">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="212" x2="212" y1="129.9297" y2="170.9063"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="145.4648">IPROTO_REPLICA_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="217" y="145.4648">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="84" x="71" y="165.9531">IPROTO_LSN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="217" y="165.9531">MP_INT</text><!--MD5=[821da0497afa477b385723a76f9590b9]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="184px" preserveAspectRatio="none" style="width:436px;height:184px;" version="1.1" viewBox="0 0 436 184" width="436px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="163.9063" style="stroke:#181818;stroke-width:0.5;" width="415" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="187" x="121" y="22.5352">IPROTO_RAFT_ROLLBACK</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="170.9063"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="422" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="422" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="173" x="244" y="63.5117">IPROTO_RAFT_ROLLBACK</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="84">IPROTO_REPLICA_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="244" y="84">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="84" x="71" y="104.4883">IPROTO_LSN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="244" y="104.4883">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="124.9766">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="124.9766">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="422" y1="129.9297" y2="129.9297"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="145.4648">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="212" x2="212" y1="129.9297" y2="170.9063"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="145.4648">IPROTO_REPLICA_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="217" y="145.4648">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="422" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="84" x="71" y="165.9531">IPROTO_LSN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="217" y="165.9531">MP_INT</text><!--MD5=[821da0497afa477b385723a76f9590b9]
 @startuml
 
 skinparam {
@@ -11,14 +11,14 @@ skinparam {
 json "**IPROTO_RAFT_ROLLBACK**" as raft_rollback {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_ROLLBACK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_INT",  
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_ROLLBACK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_INT"      
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_INT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_subscribe_request.svg b/doc/reference/internals/iproto/images/repl_subscribe_request.svg
index d13d89a9a7..e3ae6c1455 100644
--- a/doc/reference/internals/iproto/images/repl_subscribe_request.svg
+++ b/doc/reference/internals/iproto/images/repl_subscribe_request.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="225px" preserveAspectRatio="none" style="width:395px;height:225px;" version="1.1" viewBox="0 0 395 225" width="395px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="204.8828" style="stroke:#181818;stroke-width:0.5;" width="374" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="142" x="123" y="22.5352">IPROTO_SUBSCRIBE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="211.8828"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="381" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="381" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="132" x="244" y="63.5117">IPROTO_SUBSCRIBE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="381" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="274" x2="274" y1="88.9531" y2="211.8828"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="169" x="71" y="104.4883">IPROTO_INSTANCE_UUID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="279" y="104.4883">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="161" x="71" y="124.9766">IPROTO_CLUSTER_UUID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="279" y="124.9766">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="115" x="71" y="145.4648">IPROTO_VCLOCK</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="57" x="279" y="145.4648">MP_MAP</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="176" x="71" y="165.9531">IPROTO_SERVER_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="279" y="165.9531">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="170.9063" y2="170.9063"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="186.4414">IPROTO_REPLICA_ANON</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="64" x="279" y="186.4414">MP_BOOL</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="191.3945" y2="191.3945"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="69" x="71" y="206.9297">(Optional)</text><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="125" x="144" y="206.9297">IPROTO_ID_FILTER</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="279" y="206.9297">MP_ARRAY</text><!--MD5=[26276dda413456dc148bccb52282f99f]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="225px" preserveAspectRatio="none" style="width:395px;height:225px;" version="1.1" viewBox="0 0 395 225" width="395px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="204.8828" style="stroke:#181818;stroke-width:0.5;" width="374" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="142" x="123" y="22.5352">IPROTO_SUBSCRIBE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="211.8828"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="381" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="381" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="132" x="244" y="63.5117">IPROTO_SUBSCRIBE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="381" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="274" x2="274" y1="88.9531" y2="211.8828"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="169" x="71" y="104.4883">IPROTO_INSTANCE_UUID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="279" y="104.4883">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="161" x="71" y="124.9766">IPROTO_CLUSTER_UUID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="279" y="124.9766">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="115" x="71" y="145.4648">IPROTO_VCLOCK</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="57" x="279" y="145.4648">MP_MAP</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="176" x="71" y="165.9531">IPROTO_SERVER_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="279" y="165.9531">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="170.9063" y2="170.9063"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="186.4414">IPROTO_REPLICA_ANON</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="64" x="279" y="186.4414">MP_BOOL</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="381" y1="191.3945" y2="191.3945"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="69" x="71" y="206.9297">(Optional)</text><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="125" x="144" y="206.9297">IPROTO_ID_FILTER</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="279" y="206.9297">MP_ARRAY</text><!--MD5=[26276dda413456dc148bccb52282f99f]
 @startuml
 
 skinparam {
@@ -11,16 +11,16 @@ skinparam {
 json "**IPROTO_SUBSCRIBE**" as subscribe_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_SUBSCRIBE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_SUBSCRIBE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INSTANCE_UUID]]": "MP_STR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_CLUSTER_UUID]]": "MP_STR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_VCLOCK]]": "MP_MAP",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SERVER_VERSION]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ANON]]": "MP_BOOL",
-      "(Optional) [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_ID_FILTER]]": "MP_ARRAY"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INSTANCE_UUID]]": "MP_STR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_CLUSTER_UUID]]": "MP_STR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_VCLOCK]]": "MP_MAP",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SERVER_VERSION]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ANON]]": "MP_BOOL",
+      "(Optional) [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_ID_FILTER]]": "MP_ARRAY"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_vote.svg b/doc/reference/internals/iproto/images/repl_vote.svg
index 23964b705b..98f7e1cb87 100644
--- a/doc/reference/internals/iproto/images/repl_vote.svg
+++ b/doc/reference/internals/iproto/images/repl_vote.svg
@@ -1,4 +1,4 @@
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 @startuml
 
 skinparam {
@@ -11,7 +11,7 @@ skinparam {
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-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_VOTE"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_VOTE"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/replace.svg b/doc/reference/internals/iproto/images/replace.svg
index c286671c97..62a92c2fac 100644
--- a/doc/reference/internals/iproto/images/replace.svg
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font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="383" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="124.9766">IPROTO_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="173" x="205" y="124.9766">MP_ARRAY of field values</text><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="341" x="434.5" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="222" x="494" y="22.5352">Response to IPROTO_REPLACE</text><line style="stroke:#181818;stroke-width:1.0;" x1="493.5" x2="493.5" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="434.5" x2="775.5" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="439.5" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="498.5" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="434.5" x2="775.5" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="439.5" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="686.5" x2="686.5" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="493.5" x2="775.5" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="498.5" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="691.5" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="493.5" x2="775.5" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="498.5" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="691.5" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="493.5" x2="775.5" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="498.5" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="691.5" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="434.5" x2="775.5" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="439.5" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="601.5" x2="601.5" y1="109.4414" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="493.5" x2="775.5" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="498.5" y="124.9766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="606.5" y="124.9766">MP_OBJECT</text><!--MD5=[c5f5f8e5509a6238814949b8489cedd7]
 @startuml
 
 skinparam {
@@ -11,24 +11,24 @@ skinparam {
 json "**IPROTO_REPLACE**" as replace_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_REPLACE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_REPLACE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of field values"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of field values"
     }
 }
 
 json "**Response to IPROTO_REPLACE**" as replace_response {
     "Size": "MP_UINT",
     "Header": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/select.svg b/doc/reference/internals/iproto/images/select.svg
index 4a2756c2cb..46bf073389 100644
--- a/doc/reference/internals/iproto/images/select.svg
+++ b/doc/reference/internals/iproto/images/select.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="280px" preserveAspectRatio="none" style="width:757px;height:280px;" version="1.1" viewBox="0 0 757 280" width="757px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="266.3477" style="stroke:#181818;stroke-width:0.5;" width="351" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="117" x="124" y="22.5352">IPROTO_SELECT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="273.3477"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="358" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="358" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="109" x="244" y="63.5117">IPROTO_SELECT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="358" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="252" x2="252" y1="88.9531" y2="273.3477"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="104.4883">IPROTO_SPACE_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="257" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="121" x="71" y="124.9766">IPROTO_INDEX_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="257" y="124.9766">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="95" x="71" y="145.4648">IPROTO_LIMIT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="257" y="145.4648">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="111" x="71" y="165.9531">IPROTO_OFFSET</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="257" y="165.9531">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="170.9063" y2="170.9063"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="128" x="71" y="186.4414">IPROTO_ITERATOR</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="257" y="186.4414">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="191.3945" y2="191.3945"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="85" x="71" y="206.9297">IPROTO_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="257" y="206.9297">MP_ARRAY</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="211.8828" y2="211.8828"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="175" x="71" y="227.418">IPROTO_AFTER_POSITION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="257" y="227.418">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="232.3711" y2="232.3711"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="152" x="71" y="247.9063">IPROTO_AFTER_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="257" y="247.9063">MP_ARRAY</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="252.8594" y2="252.8594"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="176" x="71" y="268.3945">IPROTO_FETCH_POSITION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="64" x="257" y="268.3945">MP_BOOL</text><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="341" x="409" y="68.5"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="211" x="474" y="84.0352">Response to IPROTO_SELECT</text><line style="stroke:#181818;stroke-width:1.0;" x1="468" x2="468" y1="88.9883" y2="211.918"/><line style="stroke:#181818;stroke-width:1.0;" x1="409" x2="750" y1="88.9883" y2="88.9883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="414" y="104.5234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="473" y="104.5234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="409" x2="750" y1="109.4766" y2="109.4766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="414" y="125.0117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="661" x2="661" y1="109.4766" y2="170.9414"/><line style="stroke:#181818;stroke-width:1.0;" x1="468" x2="750" y1="109.4766" y2="109.4766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="473" y="125.0117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="666" y="125.0117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="468" x2="750" y1="129.9648" y2="129.9648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="473" y="145.5">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="666" y="145.5">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="468" x2="750" y1="150.4531" y2="150.4531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="473" y="165.9883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="666" y="165.9883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="409" x2="750" y1="170.9414" y2="170.9414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="414" y="186.4766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="602" x2="602" y1="170.9414" y2="211.918"/><line style="stroke:#181818;stroke-width:1.0;" x1="468" x2="750" y1="170.9414" y2="170.9414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="473" y="186.4766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="607" y="186.4766">MP_OBJECT</text><line style="stroke:#181818;stroke-width:1.0;" x1="468" x2="750" y1="191.4297" y2="191.4297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="473" y="206.9648">IPROTO_POSITION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="607" y="206.9648">MP_STR</text><!--MD5=[2383a5850ecf7d2b8ffcf814006fe534]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="280px" preserveAspectRatio="none" style="width:757px;height:280px;" version="1.1" viewBox="0 0 757 280" width="757px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="266.3477" style="stroke:#181818;stroke-width:0.5;" width="351" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="117" x="124" y="22.5352">IPROTO_SELECT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="273.3477"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="358" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="358" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="109" x="244" y="63.5117">IPROTO_SELECT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="358" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="252" x2="252" y1="88.9531" y2="273.3477"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="104.4883">IPROTO_SPACE_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="257" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="121" x="71" y="124.9766">IPROTO_INDEX_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="257" y="124.9766">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="95" x="71" y="145.4648">IPROTO_LIMIT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="257" y="145.4648">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="111" x="71" y="165.9531">IPROTO_OFFSET</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="257" y="165.9531">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="170.9063" y2="170.9063"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="128" x="71" y="186.4414">IPROTO_ITERATOR</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="257" y="186.4414">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="191.3945" y2="191.3945"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="85" x="71" y="206.9297">IPROTO_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="257" y="206.9297">MP_ARRAY</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="211.8828" y2="211.8828"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="175" x="71" y="227.418">IPROTO_AFTER_POSITION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="257" y="227.418">MP_STR</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="232.3711" y2="232.3711"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="152" x="71" y="247.9063">IPROTO_AFTER_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="257" y="247.9063">MP_ARRAY</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="252.8594" y2="252.8594"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="176" x="71" y="268.3945">IPROTO_FETCH_POSITION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="64" x="257" y="268.3945">MP_BOOL</text><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="341" x="409" y="68.5"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="211" x="474" y="84.0352">Response to IPROTO_SELECT</text><line style="stroke:#181818;stroke-width:1.0;" x1="468" x2="468" y1="88.9883" y2="211.918"/><line style="stroke:#181818;stroke-width:1.0;" x1="409" x2="750" y1="88.9883" 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xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="473" y="125.0117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="666" y="125.0117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="468" x2="750" y1="129.9648" y2="129.9648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="473" y="145.5">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="666" y="145.5">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="468" x2="750" y1="150.4531" y2="150.4531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="473" y="165.9883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="666" y="165.9883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="409" x2="750" y1="170.9414" y2="170.9414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="414" y="186.4766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="602" x2="602" y1="170.9414" y2="211.918"/><line style="stroke:#181818;stroke-width:1.0;" x1="468" x2="750" y1="170.9414" y2="170.9414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="473" y="186.4766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="607" y="186.4766">MP_OBJECT</text><line style="stroke:#181818;stroke-width:1.0;" x1="468" x2="750" y1="191.4297" y2="191.4297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="473" y="206.9648">IPROTO_POSITION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="607" y="206.9648">MP_STR</text><!--MD5=[2383a5850ecf7d2b8ffcf814006fe534]
 @startuml
 
 skinparam {
@@ -11,32 +11,32 @@ skinparam {
 json "**IPROTO_SELECT**" as select {
     "Size": "MP_UINT",
     "Header": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_SELECT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_SELECT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_ID]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LIMIT]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_OFFSET]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_ITERATOR]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_KEY]]": "MP_ARRAY",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_AFTER_POSITION]]": "MP_STR",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_AFTER_TUPLE]]": "MP_ARRAY",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FETCH_POSITION]]": "MP_BOOL"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_ID]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LIMIT]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_OFFSET]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_ITERATOR]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_KEY]]": "MP_ARRAY",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_AFTER_POSITION]]": "MP_STR",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_AFTER_TUPLE]]": "MP_ARRAY",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FETCH_POSITION]]": "MP_BOOL"
     }
 }
 
 json "**Response to IPROTO_SELECT**" as select_response {
     "Size": "MP_UINT",
     "Header": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_POSITION]]": "MP_STR"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_POSITION]]": "MP_STR"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/select_example.svg b/doc/reference/internals/iproto/images/select_example.svg
index 23efb1bf45..7d3c39c064 100644
--- a/doc/reference/internals/iproto/images/select_example.svg
+++ b/doc/reference/internals/iproto/images/select_example.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="225px" preserveAspectRatio="none" style="width:372px;height:225px;" version="1.1" viewBox="0 0 372 225" width="372px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="204.8828" style="stroke:#181818;stroke-width:0.5;" width="351" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="117" x="64.5" y="22.5352">IPROTO_SELECT</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="115" x="185.5" y="22.5352">example request</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="211.8828"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="358" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="18" x="71" y="43.0234">21</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="358" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="109" x="244" y="63.5117">IPROTO_SELECT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="244" y="84">5</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="358" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="204" x2="204" y1="88.9531" y2="211.8828"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="104.4883">IPROTO_SPACE_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="27" x="209" y="104.4883">512</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="121" x="71" y="124.9766">IPROTO_INDEX_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="209" y="124.9766">0</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="128" x="71" y="145.4648">IPROTO_ITERATOR</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="209" y="145.4648">6</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="111" x="71" y="165.9531">IPROTO_OFFSET</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="209" y="165.9531">1</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="170.9063" y2="170.9063"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="95" x="71" y="186.4414">IPROTO_LIMIT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="209" y="186.4414">2</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="191.3945" y2="191.3945"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="85" x="71" y="206.9297">IPROTO_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="19" x="209" y="206.9297">[1]</text><!--MD5=[969d4a9a8717a2d7f656f048e0276a5a]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="225px" preserveAspectRatio="none" style="width:372px;height:225px;" version="1.1" viewBox="0 0 372 225" width="372px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="204.8828" style="stroke:#181818;stroke-width:0.5;" width="351" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="117" x="64.5" y="22.5352">IPROTO_SELECT</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="115" x="185.5" y="22.5352">example request</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="211.8828"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="358" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="18" x="71" y="43.0234">21</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="358" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="109" x="244" y="63.5117">IPROTO_SELECT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="244" y="84">5</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="358" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="204" x2="204" y1="88.9531" y2="211.8828"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="104.4883">IPROTO_SPACE_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="27" x="209" y="104.4883">512</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="121" x="71" y="124.9766">IPROTO_INDEX_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="209" y="124.9766">0</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="128" x="71" y="145.4648">IPROTO_ITERATOR</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="209" y="145.4648">6</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="111" x="71" y="165.9531">IPROTO_OFFSET</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="209" y="165.9531">1</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="170.9063" y2="170.9063"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="95" x="71" y="186.4414">IPROTO_LIMIT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="209" y="186.4414">2</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="358" y1="191.3945" y2="191.3945"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="85" x="71" y="206.9297">IPROTO_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="19" x="209" y="206.9297">[1]</text><!--MD5=[969d4a9a8717a2d7f656f048e0276a5a]
 @startuml
 
 skinparam {
@@ -11,16 +11,16 @@ skinparam {
 json "**IPROTO_SELECT** example request" as select_example {
     "Size": "21",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_SELECT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "5"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_SELECT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "5"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "512",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_ID]]": "0",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_ITERATOR]]": "6",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_OFFSET]]": "1",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LIMIT]]": "2",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_KEY]]": "[1]"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "512",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_ID]]": "0",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_ITERATOR]]": "6",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_OFFSET]]": "1",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LIMIT]]": "2",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_KEY]]": "[1]"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/sql_response_other.svg b/doc/reference/internals/iproto/images/sql_response_other.svg
index dc09feeecd..30a4e1127c 100644
--- a/doc/reference/internals/iproto/images/sql_response_other.svg
+++ b/doc/reference/internals/iproto/images/sql_response_other.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="164px" preserveAspectRatio="none" style="width:552px;height:164px;" version="1.1" viewBox="0 0 552 164" width="552px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="531" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="478" x="33.5" y="22.5352">Response to SQL requests other than SELECT, VALUES, or PRAGMA</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="538" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="538" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="259" x2="259" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="538" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="264" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="538" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="264" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="538" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="71" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="264" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="538" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="142" x2="142" y1="109.4414" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="538" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="66" x="71" y="124.9766">SQL_INFO</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="454" x2="454" y1="109.4414" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="142" x2="538" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="162" x="147" y="124.9766">SQL_INFO_ROW_COUNT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="459" y="124.9766">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="142" x2="538" y1="129.9297" y2="129.9297"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="69" x="147" y="145.4648">(Optional)</text><a href="tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="229" x="220" y="145.4648">SQL_INFO_AUTO_INCREMENT_IDS</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="459" y="145.4648">MP_ARRAY</text><!--MD5=[354fcbca9abd79400dca282fcec97102]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="164px" preserveAspectRatio="none" style="width:552px;height:164px;" version="1.1" viewBox="0 0 552 164" width="552px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="531" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="478" x="33.5" y="22.5352">Response to SQL requests other than SELECT, VALUES, or PRAGMA</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="538" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="538" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="259" x2="259" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="538" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="264" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="538" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="264" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="538" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="71" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="264" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="538" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="142" x2="142" y1="109.4414" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="538" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="66" x="71" y="124.9766">SQL_INFO</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="454" x2="454" y1="109.4414" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="142" x2="538" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="162" x="147" y="124.9766">SQL_INFO_ROW_COUNT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="459" y="124.9766">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="142" x2="538" y1="129.9297" y2="129.9297"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="69" x="147" y="145.4648">(Optional)</text><a href="tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="229" x="220" y="145.4648">SQL_INFO_AUTO_INCREMENT_IDS</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="459" y="145.4648">MP_ARRAY</text><!--MD5=[354fcbca9abd79400dca282fcec97102]
 @startuml
 
 skinparam {
@@ -11,13 +11,13 @@ skinparam {
 json "**Response to SQL requests other than SELECT, VALUES, or PRAGMA**" as sql_response_other {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys SQL_INFO]]": {
-        "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys SQL_INFO_ROW_COUNT]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys SQL_INFO]]": {
+        "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys SQL_INFO_ROW_COUNT]]": "MP_UINT",
         "(Optional) [[tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys SQL_INFO_AUTO_INCREMENT_IDS]]": "MP_ARRAY"
       }
     }
diff --git a/doc/reference/internals/iproto/images/sql_response_select.svg b/doc/reference/internals/iproto/images/sql_response_select.svg
index 77c1a135e1..ff3b35a0c9 100644
--- a/doc/reference/internals/iproto/images/sql_response_select.svg
+++ b/doc/reference/internals/iproto/images/sql_response_select.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="164px" preserveAspectRatio="none" style="width:425px;height:164px;" version="1.1" viewBox="0 0 425 164" width="425px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="404" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="298" x="60" y="22.5352">Response to SELECT, VALUES, or PRAGMA</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="411" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="411" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="259" x2="259" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="411" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="264" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="411" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="264" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="411" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="71" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="264" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="411" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="213" x2="213" y1="109.4414" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="411" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="137" x="71" y="124.9766">IPROTO_METADATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="188" x="218" y="124.9766">MP_ARRAY of column maps</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="411" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="71" y="145.4648">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="138" x="218" y="145.4648">MP_ARRAY of tuples</text><!--MD5=[d3eab54f2b441c2ce8a7514646dcefe6]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="164px" preserveAspectRatio="none" style="width:425px;height:164px;" version="1.1" viewBox="0 0 425 164" width="425px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="404" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="298" x="60" y="22.5352">Response to SELECT, VALUES, or PRAGMA</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="411" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="411" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="259" x2="259" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="411" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="264" y="63.5117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="411" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="264" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="411" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="71" y="104.4883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="264" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="411" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="213" x2="213" y1="109.4414" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="411" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="137" x="71" y="124.9766">IPROTO_METADATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="188" x="218" y="124.9766">MP_ARRAY of column maps</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="411" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="71" y="145.4648">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="138" x="218" y="145.4648">MP_ARRAY of tuples</text><!--MD5=[d3eab54f2b441c2ce8a7514646dcefe6]
 @startuml
 
 skinparam {
@@ -11,13 +11,13 @@ skinparam {
 json "**Response to SELECT, VALUES, or PRAGMA**" as sql_response_select {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_METADATA]]": "MP_ARRAY of column maps",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_ARRAY of tuples"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_METADATA]]": "MP_ARRAY of column maps",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_ARRAY of tuples"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/sql_response_select_example.svg b/doc/reference/internals/iproto/images/sql_response_select_example.svg
index 4eea69ca55..5a89e4b277 100644
--- a/doc/reference/internals/iproto/images/sql_response_select_example.svg
+++ b/doc/reference/internals/iproto/images/sql_response_select_example.svg
@@ -1,4 +1,4 @@
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font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="143" x="159" y="43.0234">IPROTO_FIELD_NAME</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="26" x="411" y="43.0234">'DD'</text><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="137" x="159" y="63.5117">IPROTO_FIELD_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="55" x="411" y="63.5117">'integer'</text><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="189" x="159" y="84">IPROTO_FIELD_IS_NULLABLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="32" x="411" y="84">false</text><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="88.9531" y2="88.9531"/><a 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xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="139" x="159" y="227.418">IPROTO_FIELD_SPAN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="24" x="411" y="227.418">'дд'</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="477" y1="232.3711" y2="232.3711"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="12" y="247.9063">IPROTO_DATA</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="238" x2="238" y1="232.3711" y2="252.8594"/><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="232.3711" y2="232.3711"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="159" y="247.9063">MP_ARRAY</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="91" x="243" y="247.9063">[1, 'a'], [2, 'b']</text><!--MD5=[d502c52eb81c4f972bb710c00f8e8021]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="266px" preserveAspectRatio="none" style="width:491px;height:266px;" version="1.1" viewBox="0 0 491 266" width="491px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="245.8594" style="stroke:#181818;stroke-width:0.5;" width="470" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="35" x="224.5" y="22.5352">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="154" y1="27.4883" y2="252.8594"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="477" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="137" x="12" y="43.0234">IPROTO_METADATA</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="406" x2="406" y1="27.4883" y2="232.3711"/><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="143" x="159" y="43.0234">IPROTO_FIELD_NAME</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="26" x="411" y="43.0234">'DD'</text><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="137" x="159" y="63.5117">IPROTO_FIELD_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="55" x="411" y="63.5117">'integer'</text><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="189" x="159" y="84">IPROTO_FIELD_IS_NULLABLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="32" x="411" y="84">false</text><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="242" x="159" y="104.4883">IPROTO_FIELD_IS_AUTOINCREMENT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="411" y="104.4883">true</text><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="139" x="159" y="124.9766">IPROTO_FIELD_SPAN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="17" x="411" y="124.9766">nil</text><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="143" x="159" y="145.4648">IPROTO_FIELD_NAME</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="17" x="411" y="145.4648">'Д'</text><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="137" x="159" y="165.9531">IPROTO_FIELD_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="46" x="411" y="165.9531">'string'</text><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="170.9063" y2="170.9063"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="138" x="159" y="186.4414">IPROTO_FIELD_COLL</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="61" x="411" y="186.4414">'unicode'</text><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="191.3945" y2="191.3945"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="189" x="159" y="206.9297">IPROTO_FIELD_IS_NULLABLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="411" y="206.9297">true</text><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="211.8828" y2="211.8828"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="139" x="159" y="227.418">IPROTO_FIELD_SPAN</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="24" x="411" y="227.418">'дд'</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="477" y1="232.3711" y2="232.3711"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="12" y="247.9063">IPROTO_DATA</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="238" x2="238" y1="232.3711" y2="252.8594"/><line style="stroke:#181818;stroke-width:1.0;" x1="154" x2="477" y1="232.3711" y2="232.3711"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="74" x="159" y="247.9063">MP_ARRAY</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="91" x="243" y="247.9063">[1, 'a'], [2, 'b']</text><!--MD5=[d502c52eb81c4f972bb710c00f8e8021]
 @startuml
 
 skinparam {
@@ -9,19 +9,19 @@ skinparam {
 }
 
 json "**Body**" as sql_response_select_example {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_METADATA]]": {
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_NAME]]": "'DD'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'integer'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "false",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_IS_AUTOINCREMENT]]": "true",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_SPAN]]": "nil",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_NAME]]": "'Д'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'string'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_COLL]]": "'unicode'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "true",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_SPAN]]": "'дд'"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_METADATA]]": {
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_NAME]]": "'DD'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'integer'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "false",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_IS_AUTOINCREMENT]]": "true",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_SPAN]]": "nil",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_NAME]]": "'Д'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'string'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_COLL]]": "'unicode'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "true",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_SPAN]]": "'дд'"
       },
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": {
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": {
           "MP_ARRAY": "[1, 'a'], [2, 'b']"
       }
 }
diff --git a/doc/reference/internals/iproto/images/stream_begin.svg b/doc/reference/internals/iproto/images/stream_begin.svg
index 857647730d..6efa07e992 100644
--- a/doc/reference/internals/iproto/images/stream_begin.svg
+++ b/doc/reference/internals/iproto/images/stream_begin.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="164px" preserveAspectRatio="none" style="width:362px;height:164px;" version="1.1" viewBox="0 0 362 164" width="362px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="341" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="108" x="123.5" y="22.5352">IPROTO_BEGIN</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="348" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="348" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="348" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="99" x="244" y="63.5117">IPROTO_BEGIN</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="348" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="348" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="104.4883">IPROTO_STREAM_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="348" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="244" x2="244" y1="109.4414" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="348" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="122" x="71" y="124.9766">IPROTO_TIMEOUT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="81" x="249" y="124.9766">MP_DOUBLE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="348" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="168" x="71" y="145.4648">IPROTO_TXN_ISOLATION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="249" y="145.4648">MP_UINT</text><!--MD5=[fc8dac3cb16fde0063a5378d8a4b4a2c]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="164px" preserveAspectRatio="none" style="width:362px;height:164px;" version="1.1" viewBox="0 0 362 164" width="362px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="143.418" style="stroke:#181818;stroke-width:0.5;" width="341" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="108" x="123.5" y="22.5352">IPROTO_BEGIN</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="348" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="348" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="348" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="99" x="244" y="63.5117">IPROTO_BEGIN</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="348" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="348" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="104.4883">IPROTO_STREAM_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="348" y1="109.4414" y2="109.4414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="124.9766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="244" x2="244" y1="109.4414" y2="150.418"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="348" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="122" x="71" y="124.9766">IPROTO_TIMEOUT</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="81" x="249" y="124.9766">MP_DOUBLE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="348" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="168" x="71" y="145.4648">IPROTO_TXN_ISOLATION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="249" y="145.4648">MP_UINT</text><!--MD5=[fc8dac3cb16fde0063a5378d8a4b4a2c]
 @startuml
 
 skinparam {
@@ -11,13 +11,13 @@ skinparam {
 json "**IPROTO_BEGIN**" as begin {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_BEGIN",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STREAM_ID]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_BEGIN",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STREAM_ID]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TIMEOUT]]": "MP_DOUBLE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TXN_ISOLATION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TIMEOUT]]": "MP_DOUBLE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TXN_ISOLATION]]": "MP_UINT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/stream_commit.svg b/doc/reference/internals/iproto/images/stream_commit.svg
index ab87190553..e08e359fa0 100644
--- a/doc/reference/internals/iproto/images/stream_commit.svg
+++ b/doc/reference/internals/iproto/images/stream_commit.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="123px" preserveAspectRatio="none" style="width:380px;height:123px;" version="1.1" viewBox="0 0 380 123" width="380px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="102.4414" style="stroke:#181818;stroke-width:0.5;" width="359" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="128" x="122.5" y="22.5352">IPROTO_COMMIT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="366" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="366" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="366" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="117" x="244" y="63.5117">IPROTO_COMMIT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="366" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="366" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="104.4883">IPROTO_STREAM_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="104.4883">MP_UINT</text><!--MD5=[c3eab0294148e02e9ebda4c73eddb670]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="123px" preserveAspectRatio="none" style="width:380px;height:123px;" version="1.1" viewBox="0 0 380 123" width="380px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="102.4414" style="stroke:#181818;stroke-width:0.5;" width="359" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="128" x="122.5" y="22.5352">IPROTO_COMMIT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="366" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="366" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="366" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="117" x="244" y="63.5117">IPROTO_COMMIT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="366" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="366" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="104.4883">IPROTO_STREAM_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="104.4883">MP_UINT</text><!--MD5=[c3eab0294148e02e9ebda4c73eddb670]
 @startuml
 
 skinparam {
@@ -11,9 +11,9 @@ skinparam {
 json "**IPROTO_COMMIT**" as commit {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_COMMIT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STREAM_ID]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_COMMIT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STREAM_ID]]": "MP_UINT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/stream_rollback.svg b/doc/reference/internals/iproto/images/stream_rollback.svg
index a813bdfda0..131408af90 100644
--- a/doc/reference/internals/iproto/images/stream_rollback.svg
+++ b/doc/reference/internals/iproto/images/stream_rollback.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="123px" preserveAspectRatio="none" style="width:393px;height:123px;" version="1.1" viewBox="0 0 393 123" width="393px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="102.4414" style="stroke:#181818;stroke-width:0.5;" width="372" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="142" x="122" y="22.5352">IPROTO_ROLLBACK</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="379" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="379" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="109.4414"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="379" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="130" x="244" y="63.5117">IPROTO_ROLLBACK</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="379" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="379" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="136" x="71" y="104.4883">IPROTO_STREAM_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="104.4883">MP_UINT</text><!--MD5=[7ab729e8472ae1dbc8c7c3657ba10345]
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 @startuml
 
 skinparam {
@@ -11,9 +11,9 @@ skinparam {
 json "**IPROTO_ROLLBACK**" as rollback {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_ROLLBACK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STREAM_ID]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_ROLLBACK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STREAM_ID]]": "MP_UINT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/update.svg b/doc/reference/internals/iproto/images/update.svg
index 23bb66bf96..e3b7c553c5 100644
--- a/doc/reference/internals/iproto/images/update.svg
+++ b/doc/reference/internals/iproto/images/update.svg
@@ -1,4 +1,4 @@
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x="498.5" y="145.4766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="606.5" y="145.4766">MP_OBJECT</text><!--MD5=[def4e2563201a09b5f91814ed955a399]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="177px" preserveAspectRatio="none" style="width:782px;height:177px;" version="1.1" viewBox="0 0 782 177" width="782px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="163.9063" style="stroke:#181818;stroke-width:0.5;" width="376" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="123" x="133.5" y="22.5352">IPROTO_UPDATE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="170.9063"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="383" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="71" y="43.0234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="383" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="383" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="114" x="244" y="63.5117">IPROTO_UPDATE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="383" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="244" y="84">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="383" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="200" x2="200" y1="88.9531" y2="170.9063"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="383" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="104.4883">IPROTO_SPACE_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="104.4883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="383" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="121" x="71" y="124.9766">IPROTO_INDEX_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="205" y="124.9766">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="383" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="85" x="71" y="145.4648">IPROTO_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="169" x="205" y="145.4648">MP_ARRAY of index keys</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="383" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="165.9531">IPROTO_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="173" x="205" y="165.9531">MP_ARRAY of update ops</text><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="341" x="434.5" y="27.5"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="217" x="496.5" y="43.0352">Response to IPROTO_UPDATE</text><line style="stroke:#181818;stroke-width:1.0;" x1="493.5" x2="493.5" y1="47.9883" y2="150.4297"/><line style="stroke:#181818;stroke-width:1.0;" x1="434.5" x2="775.5" y1="47.9883" y2="47.9883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="439.5" y="63.5234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="498.5" y="63.5234">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="434.5" x2="775.5" y1="68.4766" y2="68.4766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="439.5" y="84.0117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="686.5" x2="686.5" y1="68.4766" y2="129.9414"/><line style="stroke:#181818;stroke-width:1.0;" x1="493.5" x2="775.5" y1="68.4766" y2="68.4766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="498.5" y="84.0117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="691.5" y="84.0117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="493.5" x2="775.5" y1="88.9648" y2="88.9648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="498.5" y="104.5">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="691.5" y="104.5">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="493.5" x2="775.5" y1="109.4531" y2="109.4531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="498.5" y="124.9883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="691.5" y="124.9883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="434.5" x2="775.5" y1="129.9414" y2="129.9414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="439.5" y="145.4766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="601.5" x2="601.5" y1="129.9414" y2="150.4297"/><line style="stroke:#181818;stroke-width:1.0;" x1="493.5" x2="775.5" y1="129.9414" y2="129.9414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="498.5" y="145.4766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="606.5" y="145.4766">MP_OBJECT</text><!--MD5=[def4e2563201a09b5f91814ed955a399]
 @startuml
 
 skinparam {
@@ -11,26 +11,26 @@ skinparam {
 json "**IPROTO_UPDATE**" as update_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UPDATE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UPDATE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_KEY]]": "MP_ARRAY of index keys",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of update ops"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_KEY]]": "MP_ARRAY of index keys",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of update ops"
     }
 }
 
 json "**Response to IPROTO_UPDATE**" as update_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/update_example.svg b/doc/reference/internals/iproto/images/update_example.svg
index 4fa0f3f4e9..0a07709bee 100644
--- a/doc/reference/internals/iproto/images/update_example.svg
+++ b/doc/reference/internals/iproto/images/update_example.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="205px" preserveAspectRatio="none" style="width:377px;height:205px;" version="1.1" viewBox="0 0 377 205" width="377px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="184.3945" style="stroke:#181818;stroke-width:0.5;" width="356" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="123" x="64" y="22.5352">IPROTO_UPDATE</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="115" x="191" y="22.5352">example request</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="191.3945"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="363" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="18" x="71" y="43.0234">32</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="363" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="114" x="244" y="63.5117">IPROTO_UPDATE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="244" y="84">5</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="363" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="217" x2="217" y1="88.9531" y2="191.3945"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="104.4883">IPROTO_SPACE_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="27" x="222" y="104.4883">512</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="121" x="71" y="124.9766">IPROTO_INDEX_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="222" y="124.9766">0</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="141" x="71" y="145.4648">IPROTO_INDEX_BASE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="222" y="145.4648">1</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="165.9531">IPROTO_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="58" x="222" y="165.9531">['=',2,'B']</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="170.9063" y2="170.9063"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="85" x="71" y="186.4414">IPROTO_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="37" x="222" y="186.4414">[999]</text><!--MD5=[25d5518674820cc7767c808ca2ac30e2]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="205px" preserveAspectRatio="none" style="width:377px;height:205px;" version="1.1" viewBox="0 0 377 205" width="377px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="184.3945" style="stroke:#181818;stroke-width:0.5;" width="356" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="123" x="64" y="22.5352">IPROTO_UPDATE</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="115" x="191" y="22.5352">example request</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="66" y1="27.4883" y2="191.3945"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="363" y1="27.4883" y2="27.4883"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="28" x="12" y="43.0234">Size</text><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="18" x="71" y="43.0234">32</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="363" y1="47.9766" y2="47.9766"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="49" x="12" y="63.5117">Header</text><line style="stroke:#181818;stroke-width:1.0;" x1="239" x2="239" y1="47.9766" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="47.9766" y2="47.9766"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="71" y="63.5117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="114" x="244" y="63.5117">IPROTO_UPDATE</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="68.4648" y2="68.4648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="71" y="84">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="244" y="84">5</text><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="363" y1="88.9531" y2="88.9531"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="12" y="104.4883">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="217" x2="217" y1="88.9531" y2="191.3945"/><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="88.9531" y2="88.9531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="124" x="71" y="104.4883">IPROTO_SPACE_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="27" x="222" y="104.4883">512</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="109.4414" y2="109.4414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="121" x="71" y="124.9766">IPROTO_INDEX_ID</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="222" y="124.9766">0</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="129.9297" y2="129.9297"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="141" x="71" y="145.4648">IPROTO_INDEX_BASE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="9" x="222" y="145.4648">1</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="150.418" y2="150.418"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="71" y="165.9531">IPROTO_TUPLE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="58" x="222" y="165.9531">['=',2,'B']</text><line style="stroke:#181818;stroke-width:1.0;" x1="66" x2="363" y1="170.9063" y2="170.9063"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="85" x="71" y="186.4414">IPROTO_KEY</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="37" x="222" y="186.4414">[999]</text><!--MD5=[25d5518674820cc7767c808ca2ac30e2]
 @startuml
 
 skinparam {
@@ -11,15 +11,15 @@ skinparam {
 json "**IPROTO_UPDATE** example request" as update_example {
     "Size": "32",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UPDATE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "5"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UPDATE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "5"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "512",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_ID]]": "0",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_BASE]]": "1",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "['=',2,'B']",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_KEY]]": "[999]"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "512",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_ID]]": "0",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_BASE]]": "1",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "['=',2,'B']",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_KEY]]": "[999]"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/update_example_0.svg b/doc/reference/internals/iproto/images/update_example_0.svg
index bbbbe9a0e0..db38123f70 100644
--- a/doc/reference/internals/iproto/images/update_example_0.svg
+++ b/doc/reference/internals/iproto/images/update_example_0.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="82px" preserveAspectRatio="none" style="width:319px;height:82px;" version="1.1" viewBox="0 0 319 82" width="319px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="61.4648" style="stroke:#181818;stroke-width:0.5;" width="298" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="35" x="138.5" y="22.5352">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="118" y1="27.4883" y2="68.4648"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="305" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="12" y="43.0234">IPROTO_TUPLE</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="219" x2="219" y1="27.4883" y2="68.4648"/><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="305" y1="27.4883" y2="27.4883"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="62" x="123" y="43.0234">Operator</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="76" x="224" y="43.0234">MP_STR: '#'</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="305" y1="47.9766" y2="47.9766"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="91" x="123" y="63.5117">Field number</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="224" y="63.5117">MP_INT</text><!--MD5=[f251ab5a51317d9c140addec9b3e28e0]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="82px" preserveAspectRatio="none" style="width:319px;height:82px;" version="1.1" viewBox="0 0 319 82" width="319px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="61.4648" style="stroke:#181818;stroke-width:0.5;" width="298" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="35" x="138.5" y="22.5352">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="118" y1="27.4883" y2="68.4648"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="305" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="12" y="43.0234">IPROTO_TUPLE</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="219" x2="219" y1="27.4883" y2="68.4648"/><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="305" y1="27.4883" y2="27.4883"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="62" x="123" y="43.0234">Operator</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="76" x="224" y="43.0234">MP_STR: '#'</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="305" y1="47.9766" y2="47.9766"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="91" x="123" y="63.5117">Field number</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="224" y="63.5117">MP_INT</text><!--MD5=[f251ab5a51317d9c140addec9b3e28e0]
 @startuml
 
 skinparam {
@@ -9,7 +9,7 @@ skinparam {
 }
 
 json "**Body**" as update_body_0 {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": {
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": {
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Operator]]": "MP_STR: '#'",
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Field number]]": "MP_INT"
     }
diff --git a/doc/reference/internals/iproto/images/update_example_1.svg b/doc/reference/internals/iproto/images/update_example_1.svg
index 81b1ecd3a6..bc927ea148 100644
--- a/doc/reference/internals/iproto/images/update_example_1.svg
+++ b/doc/reference/internals/iproto/images/update_example_1.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="102px" preserveAspectRatio="none" style="width:447px;height:102px;" version="1.1" viewBox="0 0 447 102" width="447px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="81.9531" style="stroke:#181818;stroke-width:0.5;" width="426" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="35" x="202.5" y="22.5352">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="118" y1="27.4883" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="433" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="12" y="43.0234">IPROTO_TUPLE</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="219" x2="219" y1="27.4883" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="433" y1="27.4883" y2="27.4883"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="62" x="123" y="43.0234">Operator</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="204" x="224" y="43.0234">MP_STR: '+', '-', '^', '|', '!', or '='</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="433" y1="47.9766" y2="47.9766"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="91" x="123" y="63.5117">Field number</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="224" y="63.5117">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="433" y1="68.4648" y2="68.4648"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="38" x="123" y="84">Value</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="224" y="84">MP_OBJECT</text><!--MD5=[4143734292f1f7b431a8d7282cdf245a]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="102px" preserveAspectRatio="none" style="width:447px;height:102px;" version="1.1" viewBox="0 0 447 102" width="447px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="81.9531" style="stroke:#181818;stroke-width:0.5;" width="426" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="35" x="202.5" y="22.5352">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="118" y1="27.4883" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="433" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="12" y="43.0234">IPROTO_TUPLE</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="219" x2="219" y1="27.4883" y2="88.9531"/><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="433" y1="27.4883" y2="27.4883"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="62" x="123" y="43.0234">Operator</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="204" x="224" y="43.0234">MP_STR: '+', '-', '^', '|', '!', or '='</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="433" y1="47.9766" y2="47.9766"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="91" x="123" y="63.5117">Field number</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="224" y="63.5117">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="433" y1="68.4648" y2="68.4648"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="38" x="123" y="84">Value</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="224" y="84">MP_OBJECT</text><!--MD5=[4143734292f1f7b431a8d7282cdf245a]
 @startuml
 
 skinparam {
@@ -9,7 +9,7 @@ skinparam {
 }
 
 json "**Body**" as update_body_1 {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": {
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": {
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Operator]]": "MP_STR: '+', '-', '^', '|', '!', or '='",
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Field number]]": "MP_INT",
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Value]]": "MP_OBJECT"
diff --git a/doc/reference/internals/iproto/images/update_example_regular.svg b/doc/reference/internals/iproto/images/update_example_regular.svg
index 8a834e0e18..63dc40370a 100644
--- a/doc/reference/internals/iproto/images/update_example_regular.svg
+++ b/doc/reference/internals/iproto/images/update_example_regular.svg
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="143px" preserveAspectRatio="none" style="width:314px;height:143px;" version="1.1" viewBox="0 0 314 143" width="314px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="293" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="35" x="136" y="22.5352">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="118" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="300" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="12" y="43.0234">IPROTO_TUPLE</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="219" x2="219" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="300" y1="27.4883" y2="27.4883"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="62" x="123" y="43.0234">Operator</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="71" x="224" y="43.0234">MP_STR: ':'</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="300" y1="47.9766" y2="47.9766"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="91" x="123" y="63.5117">Field number</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="224" y="63.5117">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="300" y1="68.4648" y2="68.4648"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="55" x="123" y="84">Position</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="224" y="84">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="300" y1="88.9531" y2="88.9531"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="41" x="123" y="104.4883">Offset</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="224" y="104.4883">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="300" y1="109.4414" y2="109.4414"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="38" x="123" y="124.9766">Value</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="224" y="124.9766">MP_STR</text><!--MD5=[7cd6c4a3b01b4e29fb0a11e0640d8a23]
+<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="143px" preserveAspectRatio="none" style="width:314px;height:143px;" version="1.1" viewBox="0 0 314 143" width="314px" zoomAndPan="magnify"><defs/><g><rect fill="#F1F1F1" height="122.9297" style="stroke:#181818;stroke-width:0.5;" width="293" x="7" y="7"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacing" textLength="35" x="136" y="22.5352">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="118" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="7" x2="300" y1="27.4883" y2="27.4883"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="101" x="12" y="43.0234">IPROTO_TUPLE</text></a><line style="stroke:#181818;stroke-width:1.0;" x1="219" x2="219" y1="27.4883" y2="129.9297"/><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="300" y1="27.4883" y2="27.4883"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="62" x="123" y="43.0234">Operator</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="71" x="224" y="43.0234">MP_STR: ':'</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="300" y1="47.9766" y2="47.9766"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="91" x="123" y="63.5117">Field number</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="224" y="63.5117">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="300" y1="68.4648" y2="68.4648"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="55" x="123" y="84">Position</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="224" y="84">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="300" y1="88.9531" y2="88.9531"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="41" x="123" y="104.4883">Offset</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="50" x="224" y="104.4883">MP_INT</text><line style="stroke:#181818;stroke-width:1.0;" x1="118" x2="300" y1="109.4414" y2="109.4414"/><a href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" target="_top" title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:actuate="onRequest" xlink:href="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:show="new" xlink:title="https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="38" x="123" y="124.9766">Value</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="53" x="224" y="124.9766">MP_STR</text><!--MD5=[7cd6c4a3b01b4e29fb0a11e0640d8a23]
 @startuml
 
 skinparam {
@@ -9,7 +9,7 @@ skinparam {
 }
 
 json "**Body**" as update_body_regular {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": {
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": {
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Operator]]": "MP_STR: ':'",
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Field number]]": "MP_INT",
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Position]]": "MP_INT",
diff --git a/doc/reference/internals/iproto/images/upsert.svg b/doc/reference/internals/iproto/images/upsert.svg
index 9d779d013e..23500566be 100644
--- a/doc/reference/internals/iproto/images/upsert.svg
+++ b/doc/reference/internals/iproto/images/upsert.svg
@@ -1,4 +1,4 @@
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xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="163" x="475" y="84.0117">IPROTO_REQUEST_TYPE</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="79" x="668" y="84.0117">IPROTO_OK</text><line style="stroke:#181818;stroke-width:1.0;" x1="470" x2="752" y1="88.9648" y2="88.9648"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="96" x="475" y="104.5">IPROTO_SYNC</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="668" y="104.5">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="470" x2="752" y1="109.4531" y2="109.4531"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="183" x="475" y="124.9883">IPROTO_SCHEMA_VERSION</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="668" y="124.9883">MP_UINT</text><line style="stroke:#181818;stroke-width:1.0;" x1="411" x2="752" y1="129.9414" y2="129.9414"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="33" x="416" y="145.4766">Body</text><line style="stroke:#181818;stroke-width:1.0;" x1="578" x2="578" y1="129.9414" y2="150.4297"/><line style="stroke:#181818;stroke-width:1.0;" x1="470" x2="752" y1="129.9414" y2="129.9414"/><a href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" target="_top" title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:actuate="onRequest" xlink:href="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:show="new" xlink:title="https://tarantool.io/en/doc/latest/reference/internals/iproto/keys" xlink:type="simple"><text fill="#0077FF" font-family="sans-serif" font-size="14" lengthAdjust="spacing" text-decoration="underline" textLength="98" x="475" y="145.4766">IPROTO_DATA</text></a><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="583" y="145.4766">MP_OBJECT</text><!--MD5=[2cca78eb958b67429f53775f15a7797d]
 @startuml
 
 skinparam {
@@ -11,26 +11,26 @@ skinparam {
 json "**IPROTO_UPSERT**" as upsert_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UPSERT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UPSERT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_BASE]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_OPS]]": "MP_ARRAY",            
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_BASE]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_OPS]]": "MP_ARRAY",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY"
     }
 }
 
 json "**Response to IPROTO_UPSERT**" as upsert_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
     }
 }
 

From 83928803d9cb883cf2923f397117e99b41b896ec Mon Sep 17 00:00:00 2001
From: andreyaksenov <duuusha@gmail.com>
Date: Thu, 15 Aug 2024 16:07:26 +0300
Subject: [PATCH 2/2] Fix PUML links

---
 .../internals/iproto/images/auth.puml         |  8 ++---
 .../internals/iproto/images/body.puml         |  2 +-
 .../internals/iproto/images/call.puml         | 16 +++++-----
 .../internals/iproto/images/delete.puml       | 18 +++++------
 .../internals/iproto/images/error.puml        | 10 +++---
 .../internals/iproto/images/error_24.puml     |  8 ++---
 .../internals/iproto/images/eval.puml         | 16 +++++-----
 .../internals/iproto/images/eval_example.puml |  8 ++---
 .../internals/iproto/images/event.puml        |  6 ++--
 .../iproto/images/events_unwatch.puml         |  4 +--
 .../internals/iproto/images/events_watch.puml |  4 +--
 .../internals/iproto/images/execute.puml      | 20 ++++++------
 .../iproto/images/execute_example_1.puml      |  6 ++--
 .../iproto/images/execute_example_2.puml      | 28 ++++++++--------
 .../internals/iproto/images/header.puml       |  8 ++---
 doc/reference/internals/iproto/images/id.puml | 10 +++---
 .../internals/iproto/images/insert.puml       | 16 +++++-----
 .../iproto/images/insert_example.puml         | 16 +++++-----
 .../internals/iproto/images/ping.puml         | 12 +++----
 .../internals/iproto/images/prepare.puml      |  6 ++--
 .../internals/iproto/images/repl_ballot.puml  | 18 +++++------
 .../iproto/images/repl_heartbeat_message.puml |  8 ++---
 .../images/repl_heartbeat_response.puml       | 10 +++---
 .../iproto/images/repl_join_request.puml      |  6 ++--
 .../iproto/images/repl_join_response.puml     |  6 ++--
 .../internals/iproto/images/repl_raft.puml    | 16 +++++-----
 .../iproto/images/repl_raft_confirm.puml      | 12 +++----
 .../iproto/images/repl_raft_demote.puml       | 12 +++----
 .../iproto/images/repl_raft_promote.puml      | 12 +++----
 .../iproto/images/repl_raft_rollback.puml     | 12 +++----
 .../iproto/images/repl_subscribe_request.puml | 16 +++++-----
 .../internals/iproto/images/repl_vote.puml    |  2 +-
 .../internals/iproto/images/replace.puml      | 16 +++++-----
 .../internals/iproto/images/select.puml       | 32 +++++++++----------
 .../iproto/images/select_example.puml         | 16 +++++-----
 .../iproto/images/sql_response_other.puml     | 12 +++----
 .../iproto/images/sql_response_select.puml    | 10 +++---
 .../images/sql_response_select_example.puml   | 24 +++++++-------
 .../internals/iproto/images/stream_begin.puml | 10 +++---
 .../iproto/images/stream_commit.puml          |  6 ++--
 .../iproto/images/stream_rollback.puml        |  6 ++--
 .../internals/iproto/images/update.puml       | 20 ++++++------
 .../iproto/images/update_example.puml         | 14 ++++----
 .../iproto/images/update_example_0.puml       |  2 +-
 .../iproto/images/update_example_1.puml       |  2 +-
 .../iproto/images/update_example_regular.puml |  2 +-
 .../internals/iproto/images/upsert.puml       | 20 ++++++------
 47 files changed, 272 insertions(+), 272 deletions(-)

diff --git a/doc/reference/internals/iproto/images/auth.puml b/doc/reference/internals/iproto/images/auth.puml
index 9b0aaf19c4..8992fd03ae 100644
--- a/doc/reference/internals/iproto/images/auth.puml
+++ b/doc/reference/internals/iproto/images/auth.puml
@@ -10,12 +10,12 @@ skinparam {
 json "**IPROTO_AUTH**" as auth_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_AUTH",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_AUTH",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_USER_NAME]]": "MP_STR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": {
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_USER_NAME]]": "MP_STR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": {
           "MP_ARRAY": "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication Authentication mechanism]], [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/authentication scramble]]"
       }
     }
diff --git a/doc/reference/internals/iproto/images/body.puml b/doc/reference/internals/iproto/images/body.puml
index c28d521e54..85296fe475 100644
--- a/doc/reference/internals/iproto/images/body.puml
+++ b/doc/reference/internals/iproto/images/body.puml
@@ -8,7 +8,7 @@ skinparam {
 }
 
 map "**Body**" as Body {
-    [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]] => MP_OBJECT
+    [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]] => MP_OBJECT
 }
 
 @enduml
diff --git a/doc/reference/internals/iproto/images/call.puml b/doc/reference/internals/iproto/images/call.puml
index 6f665e2f52..118146b737 100644
--- a/doc/reference/internals/iproto/images/call.puml
+++ b/doc/reference/internals/iproto/images/call.puml
@@ -10,24 +10,24 @@ skinparam {
 json "**IPROTO_CALL**" as call_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_CALL",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_CALL",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FUNCTION_NAME]]": "MP_STR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of arguments"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FUNCTION_NAME]]": "MP_STR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of arguments"
     }
 }
 
 json "**Response to IPROTO_CALL**" as call_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/delete.puml b/doc/reference/internals/iproto/images/delete.puml
index c4a1f83624..f76303cca6 100644
--- a/doc/reference/internals/iproto/images/delete.puml
+++ b/doc/reference/internals/iproto/images/delete.puml
@@ -10,25 +10,25 @@ skinparam {
 json "**IPROTO_DELETE**" as delete_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_DELETE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_DELETE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_KEY]]": "MP_ARRAY of key values"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_KEY]]": "MP_ARRAY of key values"
     }
 }
 
 json "**Response to IPROTO_DELETE**" as delete_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/error.puml b/doc/reference/internals/iproto/images/error.puml
index 8ab858ff07..7404cc6694 100644
--- a/doc/reference/internals/iproto/images/error.puml
+++ b/doc/reference/internals/iproto/images/error.puml
@@ -10,13 +10,13 @@ skinparam {
 json "**Error response**" as error_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "0x8XXX",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "0x8XXX",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_ERROR]]": "MP_ERROR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_ERROR_24]]": "MP_STR"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_ERROR]]": "MP_ERROR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_ERROR_24]]": "MP_STR"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/error_24.puml b/doc/reference/internals/iproto/images/error_24.puml
index a5af7606e6..827da80882 100644
--- a/doc/reference/internals/iproto/images/error_24.puml
+++ b/doc/reference/internals/iproto/images/error_24.puml
@@ -10,12 +10,12 @@ skinparam {
 json "**Error response before 2.4.1**" as error_response {
     "Size": "32",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "0x800a",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "5",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "0x78"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "0x800a",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "5",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "0x78"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_ERROR]]": "Space '_space' already exists"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_ERROR]]": "Space '_space' already exists"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/eval.puml b/doc/reference/internals/iproto/images/eval.puml
index f438295123..038ecaf4bd 100644
--- a/doc/reference/internals/iproto/images/eval.puml
+++ b/doc/reference/internals/iproto/images/eval.puml
@@ -10,24 +10,24 @@ skinparam {
 json "**IPROTO_EVAL**" as eval_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EVAL",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EVAL",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_EXPR]]": "MP_STR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of arguments"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_EXPR]]": "MP_STR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of arguments"
     }
 }
 
 json "**Response to IPROTO_EVAL**" as eval_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/eval_example.puml b/doc/reference/internals/iproto/images/eval_example.puml
index 84d934d958..c2da654bd3 100644
--- a/doc/reference/internals/iproto/images/eval_example.puml
+++ b/doc/reference/internals/iproto/images/eval_example.puml
@@ -10,12 +10,12 @@ skinparam {
 json "**IPROTO_EVAL** example request" as eval_request {
     "Size": "24",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EVAL",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EVAL",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_EXPR]]": "'return 5;'",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "[]"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_EXPR]]": "'return 5;'",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "[]"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/event.puml b/doc/reference/internals/iproto/images/event.puml
index 0311d8b67d..ffa0957df9 100644
--- a/doc/reference/internals/iproto/images/event.puml
+++ b/doc/reference/internals/iproto/images/event.puml
@@ -10,11 +10,11 @@ skinparam {
 json "**IPROTO_EVENT**" as event {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EVENT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EVENT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_EVENT_KEY]]": "MP_STR",
-      "(Optional) [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_EVENT_DATA]]": "MP_OBJECT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_EVENT_KEY]]": "MP_STR",
+      "(Optional) [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_EVENT_DATA]]": "MP_OBJECT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/events_unwatch.puml b/doc/reference/internals/iproto/images/events_unwatch.puml
index 81cb7a9c25..bd4c8066ff 100644
--- a/doc/reference/internals/iproto/images/events_unwatch.puml
+++ b/doc/reference/internals/iproto/images/events_unwatch.puml
@@ -10,10 +10,10 @@ skinparam {
 json "**IPROTO_UNWATCH**" as unwatch {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UNWATCH"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UNWATCH"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_EVENT_KEY]]": "MP_STR"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_EVENT_KEY]]": "MP_STR"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/events_watch.puml b/doc/reference/internals/iproto/images/events_watch.puml
index 43ba14ff50..31bdbcbecd 100644
--- a/doc/reference/internals/iproto/images/events_watch.puml
+++ b/doc/reference/internals/iproto/images/events_watch.puml
@@ -10,10 +10,10 @@ skinparam {
 json "**IPROTO_WATCH**" as watch {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_WATCH"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_WATCH"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_EVENT_KEY]]": "MP_STR"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_EVENT_KEY]]": "MP_STR"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/execute.puml b/doc/reference/internals/iproto/images/execute.puml
index a07bc6ccdb..1606db7420 100644
--- a/doc/reference/internals/iproto/images/execute.puml
+++ b/doc/reference/internals/iproto/images/execute.puml
@@ -10,26 +10,26 @@ skinparam {
 json "**IPROTO_EXECUTE**, prepared statement" as execute_request_prepared {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EXECUTE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EXECUTE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STMT_ID]]": "MP_INT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SQL_BIND]]": "MP_ARRAY",      
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_OPTIONS]]": "MP_ARRAY"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STMT_ID]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SQL_BIND]]": "MP_ARRAY",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_OPTIONS]]": "MP_ARRAY"
     }
 }
 
 json "**IPROTO_EXECUTE**, SQL string" as execute_request_string {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EXECUTE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_EXECUTE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SQL_TEXT]]": "MP_STR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SQL_BIND]]": "MP_ARRAY",      
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_OPTIONS]]": "MP_ARRAY"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SQL_TEXT]]": "MP_STR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SQL_BIND]]": "MP_ARRAY",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_OPTIONS]]": "MP_ARRAY"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/execute_example_1.puml b/doc/reference/internals/iproto/images/execute_example_1.puml
index 73030679a3..fc2284ca63 100644
--- a/doc/reference/internals/iproto/images/execute_example_1.puml
+++ b/doc/reference/internals/iproto/images/execute_example_1.puml
@@ -8,9 +8,9 @@ skinparam {
 }
 
 json "**Body**" as execute_body_1 {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STMT_ID]]": "0xd7aa741b",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SQL_BIND]]": "[1, 'a']",      
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_OPTIONS]]": "[]"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STMT_ID]]": "0xd7aa741b",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SQL_BIND]]": "[1, 'a']",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_OPTIONS]]": "[]"
 }
 
 @enduml
diff --git a/doc/reference/internals/iproto/images/execute_example_2.puml b/doc/reference/internals/iproto/images/execute_example_2.puml
index 4469e486c4..e128d7a2db 100644
--- a/doc/reference/internals/iproto/images/execute_example_2.puml
+++ b/doc/reference/internals/iproto/images/execute_example_2.puml
@@ -8,20 +8,20 @@ skinparam {
 }
 
 json "**Body**" as execute_body_2 {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STMT_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_BIND_COUNT]]": "MP_INT",      
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_BIND_METADATA]]": "MP_ARRAY",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_METADATA]]": {
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_NAME]]": "'DD'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'integer'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "false",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_IS_AUTOINCREMENT]]": "true",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_SPAN]]": "nil",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_NAME]]": "'Д'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'string'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_COLL]]": "'unicode'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "true",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_SPAN]]": "'дд'"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STMT_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_BIND_COUNT]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_BIND_METADATA]]": "MP_ARRAY",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_METADATA]]": {
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_NAME]]": "'DD'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'integer'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "false",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_IS_AUTOINCREMENT]]": "true",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_SPAN]]": "nil",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_NAME]]": "'Д'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'string'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_COLL]]": "'unicode'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "true",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_SPAN]]": "'дд'"
       }
 }
 
diff --git a/doc/reference/internals/iproto/images/header.puml b/doc/reference/internals/iproto/images/header.puml
index e5d867a826..f553f3c442 100644
--- a/doc/reference/internals/iproto/images/header.puml
+++ b/doc/reference/internals/iproto/images/header.puml
@@ -8,10 +8,10 @@ skinparam {
 }
 
 map "**Header**" as Header {
-    [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]] => MP_UINT
-    [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]] => MP_UINT
-    [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]] => MP_UINT
-    [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STREAM_ID]] => MP_UINT
+    [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]] => MP_UINT
+    [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]] => MP_UINT
+    [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]] => MP_UINT
+    [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STREAM_ID]] => MP_UINT
 }
 
 @enduml
diff --git a/doc/reference/internals/iproto/images/id.puml b/doc/reference/internals/iproto/images/id.puml
index bbe7648dc3..4d491f084e 100644
--- a/doc/reference/internals/iproto/images/id.puml
+++ b/doc/reference/internals/iproto/images/id.puml
@@ -10,13 +10,13 @@ skinparam {
 json "**IPROTO_ID**" as id_request {
     "Size": "MP_INT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_ID",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_ID",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_VERSION]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FEATURES]]": "MP_ARRAY of MP_UINT items",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_AUTH_TYPE]]": "MP_STR"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_VERSION]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FEATURES]]": "MP_ARRAY of MP_UINT items",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_AUTH_TYPE]]": "MP_STR"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/insert.puml b/doc/reference/internals/iproto/images/insert.puml
index dd498fe6e1..b224e5d7ed 100644
--- a/doc/reference/internals/iproto/images/insert.puml
+++ b/doc/reference/internals/iproto/images/insert.puml
@@ -10,24 +10,24 @@ skinparam {
 json "**IPROTO_INSERT**" as insert_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_INSERT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_INSERT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY"
     }
 }
 
 json "**Response to IPROTO_INSERT**" as insert_response {
     "Size": "MP_UINT",
     "Header": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_ARRAY of tuples"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_ARRAY of tuples"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/insert_example.puml b/doc/reference/internals/iproto/images/insert_example.puml
index 7fd6824f3f..dd8979845d 100644
--- a/doc/reference/internals/iproto/images/insert_example.puml
+++ b/doc/reference/internals/iproto/images/insert_example.puml
@@ -10,24 +10,24 @@ skinparam {
 json "**IPROTO_INSERT** example request" as insert_example_request {
     "Size": "17",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_INSERT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "5"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_INSERT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "5"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "512",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "[1, 'AAA']"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "512",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "[1, 'AAA']"
     }
 }
 
 json "**IPROTO_INSERT** example response" as insert_example_response {
     "Size": "36",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "5",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "100"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "5",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "100"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "[1, 'AAA']"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "[1, 'AAA']"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/ping.puml b/doc/reference/internals/iproto/images/ping.puml
index ab7e7cef04..51befc3081 100644
--- a/doc/reference/internals/iproto/images/ping.puml
+++ b/doc/reference/internals/iproto/images/ping.puml
@@ -10,8 +10,8 @@ skinparam {
 json "**IPROTO_PING**" as ping_request {
     "Size": "5",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_PING",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_PING",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": "MP_MAP, empty"
 }
@@ -19,12 +19,12 @@ json "**IPROTO_PING**" as ping_request {
 json "**Response to IPROTO_PING**" as insert_response {
     "Size": "MP_UINT",
     "Header": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_MAP, empty"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_MAP, empty"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/prepare.puml b/doc/reference/internals/iproto/images/prepare.puml
index 5490ee3154..74f0656d46 100644
--- a/doc/reference/internals/iproto/images/prepare.puml
+++ b/doc/reference/internals/iproto/images/prepare.puml
@@ -10,11 +10,11 @@ skinparam {
 json "**IPROTO_PREPARE**" as prepare_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_PREPARE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_PREPARE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SQL_TEXT]]": "MP_STR"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SQL_TEXT]]": "MP_STR"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_ballot.puml b/doc/reference/internals/iproto/images/repl_ballot.puml
index 964a50391e..d525c04e5a 100644
--- a/doc/reference/internals/iproto/images/repl_ballot.puml
+++ b/doc/reference/internals/iproto/images/repl_ballot.puml
@@ -8,15 +8,15 @@ skinparam {
 }
 
 json "**IPROTO_BALLOT body**" as ballot {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_BALLOT_IS_RO_CFG]]": "MP_BOOL",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_BALLOT_VCLOCK]]": "MP_MAP",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_BALLOT_GC_VCLOCK]]": "MP_MAP",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_BALLOT_IS_RO]]": "MP_BOOL",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_BALLOT_IS_ANON]]": "MP_BOOL",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_BALLOT_IS_BOOTED]]": "MP_BOOL",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_BALLOT_CAN_LEAD]]": "MP_BOOL",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_BALLOT_BOOTSTRAP_LEADER_UUID]]": "MP_STR",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_BALLOT_REGISTERED_REPLICA_UUIDS]]": "MP_ARRAY"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_BALLOT_IS_RO_CFG]]": "MP_BOOL",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_BALLOT_VCLOCK]]": "MP_MAP",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_BALLOT_GC_VCLOCK]]": "MP_MAP",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_BALLOT_IS_RO]]": "MP_BOOL",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_BALLOT_IS_ANON]]": "MP_BOOL",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_BALLOT_IS_BOOTED]]": "MP_BOOL",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_BALLOT_CAN_LEAD]]": "MP_BOOL",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_BALLOT_BOOTSTRAP_LEADER_UUID]]": "MP_STR",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_BALLOT_REGISTERED_REPLICA_UUIDS]]": "MP_ARRAY"
 }
 
 @enduml
diff --git a/doc/reference/internals/iproto/images/repl_heartbeat_message.puml b/doc/reference/internals/iproto/images/repl_heartbeat_message.puml
index c5adefe8ab..1f3e412402 100644
--- a/doc/reference/internals/iproto/images/repl_heartbeat_message.puml
+++ b/doc/reference/internals/iproto/images/repl_heartbeat_message.puml
@@ -10,12 +10,12 @@ skinparam {
 json "**Heartbeat message from master**" as heartbeat_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_REPLICA_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general IPROTO_TIMESTAMP]]": "MP_DOUBLE"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_REPLICA_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general IPROTO_TIMESTAMP]]": "MP_DOUBLE"
     },
     "Body": {
-      "(Optional) [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_VCLOCK_SYNC]]": "MP_UINT"
+      "(Optional) [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_VCLOCK_SYNC]]": "MP_UINT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_heartbeat_response.puml b/doc/reference/internals/iproto/images/repl_heartbeat_response.puml
index 39dc816edf..3d74b2d8ba 100644
--- a/doc/reference/internals/iproto/images/repl_heartbeat_response.puml
+++ b/doc/reference/internals/iproto/images/repl_heartbeat_response.puml
@@ -11,13 +11,13 @@ json "**Response from replica**" as heartbeat_response {
     "Size": "MP_UINT",
     "Header": {
       "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/key/#general IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_REPLICA_ID]]": "MP_UINT",
-      "(Optional) [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general IPROTO_TIMESTAMP]]": "MP_DOUBLE"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_REPLICA_ID]]": "MP_UINT",
+      "(Optional) [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general IPROTO_TIMESTAMP]]": "MP_DOUBLE"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_VCLOCK]]": "MP_MAP",
-      "(Optional) [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#general-replication IPROTO_VCLOCK_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys/#synchronous-replication IPROTO_TERM]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_VCLOCK]]": "MP_MAP",
+      "(Optional) [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#general-replication IPROTO_VCLOCK_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys/#synchronous-replication IPROTO_TERM]]": "MP_UINT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_join_request.puml b/doc/reference/internals/iproto/images/repl_join_request.puml
index 516830f7b2..849f6ad474 100644
--- a/doc/reference/internals/iproto/images/repl_join_request.puml
+++ b/doc/reference/internals/iproto/images/repl_join_request.puml
@@ -10,11 +10,11 @@ skinparam {
 json "**IPROTO_JOIN**" as join_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_JOIN",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_JOIN",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INSTANCE_UUID]]": "MP_STR – UUID of this instance"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INSTANCE_UUID]]": "MP_STR – UUID of this instance"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_join_response.puml b/doc/reference/internals/iproto/images/repl_join_response.puml
index c1ab82d2ba..02ed8cfcfb 100644
--- a/doc/reference/internals/iproto/images/repl_join_response.puml
+++ b/doc/reference/internals/iproto/images/repl_join_response.puml
@@ -10,11 +10,11 @@ skinparam {
 json "**Response to IPROTO_JOIN**" as join_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_VCLOCK]]": "MP_MAP"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_VCLOCK]]": "MP_MAP"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_raft.puml b/doc/reference/internals/iproto/images/repl_raft.puml
index 1d1748bfe9..e2e8c6def7 100644
--- a/doc/reference/internals/iproto/images/repl_raft.puml
+++ b/doc/reference/internals/iproto/images/repl_raft.puml
@@ -10,16 +10,16 @@ skinparam {
 json "**IPROTO_RAFT**" as raft {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_RAFT_TERM]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_RAFT_VOTE]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_RAFT_STATE]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_RAFT_VCLOCK]]": "MP_MAP",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_RAFT_LEADER_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_RAFT_IS_LEADER_SEEN]]": "MP_BOOL"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_RAFT_TERM]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_RAFT_VOTE]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_RAFT_STATE]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_RAFT_VCLOCK]]": "MP_MAP",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_RAFT_LEADER_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_RAFT_IS_LEADER_SEEN]]": "MP_BOOL"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_raft_confirm.puml b/doc/reference/internals/iproto/images/repl_raft_confirm.puml
index 6cc0812d7e..ba8edd2719 100644
--- a/doc/reference/internals/iproto/images/repl_raft_confirm.puml
+++ b/doc/reference/internals/iproto/images/repl_raft_confirm.puml
@@ -10,14 +10,14 @@ skinparam {
 json "**IPROTO_RAFT_CONFIRM**" as raft_confirm {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_CONFIRM",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_INT", 
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_CONFIRM",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_INT"      
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_INT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_raft_demote.puml b/doc/reference/internals/iproto/images/repl_raft_demote.puml
index 0aaa82ba7e..1464d4cdc7 100644
--- a/doc/reference/internals/iproto/images/repl_raft_demote.puml
+++ b/doc/reference/internals/iproto/images/repl_raft_demote.puml
@@ -10,14 +10,14 @@ skinparam {
 json "**IPROTO_RAFT_DEMOTE**" as demote {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_DEMOTE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_DEMOTE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TERM]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TERM]]": "MP_UINT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_raft_promote.puml b/doc/reference/internals/iproto/images/repl_raft_promote.puml
index 4e74bdbe3d..13f2ace07a 100644
--- a/doc/reference/internals/iproto/images/repl_raft_promote.puml
+++ b/doc/reference/internals/iproto/images/repl_raft_promote.puml
@@ -10,14 +10,14 @@ skinparam {
 json "**IPROTO_RAFT_PROMOTE**" as promote {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_PROMOTE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_PROMOTE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TERM]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TERM]]": "MP_UINT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_raft_rollback.puml b/doc/reference/internals/iproto/images/repl_raft_rollback.puml
index a6853ab0df..53d4e1a100 100644
--- a/doc/reference/internals/iproto/images/repl_raft_rollback.puml
+++ b/doc/reference/internals/iproto/images/repl_raft_rollback.puml
@@ -10,14 +10,14 @@ skinparam {
 json "**IPROTO_RAFT_ROLLBACK**" as raft_rollback {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_ROLLBACK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_INT",  
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_RAFT_ROLLBACK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LSN]]": "MP_INT"      
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ID]]": "MP_INT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LSN]]": "MP_INT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_subscribe_request.puml b/doc/reference/internals/iproto/images/repl_subscribe_request.puml
index a7352d5c71..e74a32f20a 100644
--- a/doc/reference/internals/iproto/images/repl_subscribe_request.puml
+++ b/doc/reference/internals/iproto/images/repl_subscribe_request.puml
@@ -10,16 +10,16 @@ skinparam {
 json "**IPROTO_SUBSCRIBE**" as subscribe_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_SUBSCRIBE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_SUBSCRIBE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INSTANCE_UUID]]": "MP_STR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_CLUSTER_UUID]]": "MP_STR",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_VCLOCK]]": "MP_MAP",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SERVER_VERSION]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REPLICA_ANON]]": "MP_BOOL",
-      "(Optional) [[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_ID_FILTER]]": "MP_ARRAY"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INSTANCE_UUID]]": "MP_STR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_CLUSTER_UUID]]": "MP_STR",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_VCLOCK]]": "MP_MAP",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SERVER_VERSION]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REPLICA_ANON]]": "MP_BOOL",
+      "(Optional) [[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_ID_FILTER]]": "MP_ARRAY"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/repl_vote.puml b/doc/reference/internals/iproto/images/repl_vote.puml
index 48d388ceaa..f85fd01df5 100644
--- a/doc/reference/internals/iproto/images/repl_vote.puml
+++ b/doc/reference/internals/iproto/images/repl_vote.puml
@@ -10,7 +10,7 @@ skinparam {
 json "**IPROTO_VOTE**" as vote {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_VOTE"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_VOTE"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/replace.puml b/doc/reference/internals/iproto/images/replace.puml
index f486b98a98..3c39dfa7f2 100644
--- a/doc/reference/internals/iproto/images/replace.puml
+++ b/doc/reference/internals/iproto/images/replace.puml
@@ -10,24 +10,24 @@ skinparam {
 json "**IPROTO_REPLACE**" as replace_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_REPLACE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_REPLACE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of field values"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of field values"
     }
 }
 
 json "**Response to IPROTO_REPLACE**" as replace_response {
     "Size": "MP_UINT",
     "Header": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/select.puml b/doc/reference/internals/iproto/images/select.puml
index ea7173a2f8..6fb2d8b90a 100644
--- a/doc/reference/internals/iproto/images/select.puml
+++ b/doc/reference/internals/iproto/images/select.puml
@@ -10,32 +10,32 @@ skinparam {
 json "**IPROTO_SELECT**" as select {
     "Size": "MP_UINT",
     "Header": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_SELECT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_SELECT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_ID]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LIMIT]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_OFFSET]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_ITERATOR]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_KEY]]": "MP_ARRAY",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_AFTER_POSITION]]": "MP_STR",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_AFTER_TUPLE]]": "MP_ARRAY",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FETCH_POSITION]]": "MP_BOOL"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_ID]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LIMIT]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_OFFSET]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_ITERATOR]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_KEY]]": "MP_ARRAY",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_AFTER_POSITION]]": "MP_STR",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_AFTER_TUPLE]]": "MP_ARRAY",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FETCH_POSITION]]": "MP_BOOL"
     }
 }
 
 json "**Response to IPROTO_SELECT**" as select_response {
     "Size": "MP_UINT",
     "Header": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT",
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_POSITION]]": "MP_STR"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT",
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_POSITION]]": "MP_STR"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/select_example.puml b/doc/reference/internals/iproto/images/select_example.puml
index 5a6fa35c9b..af96139ab6 100644
--- a/doc/reference/internals/iproto/images/select_example.puml
+++ b/doc/reference/internals/iproto/images/select_example.puml
@@ -10,16 +10,16 @@ skinparam {
 json "**IPROTO_SELECT** example request" as select_example {
     "Size": "21",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_SELECT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "5"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_SELECT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "5"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "512",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_ID]]": "0",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_ITERATOR]]": "6",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_OFFSET]]": "1",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_LIMIT]]": "2",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_KEY]]": "[1]"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "512",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_ID]]": "0",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_ITERATOR]]": "6",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_OFFSET]]": "1",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_LIMIT]]": "2",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_KEY]]": "[1]"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/sql_response_other.puml b/doc/reference/internals/iproto/images/sql_response_other.puml
index 0bc556189c..65c7a84cdb 100644
--- a/doc/reference/internals/iproto/images/sql_response_other.puml
+++ b/doc/reference/internals/iproto/images/sql_response_other.puml
@@ -10,14 +10,14 @@ skinparam {
 json "**Response to SQL requests other than SELECT, VALUES, or PRAGMA**" as sql_response_other {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys SQL_INFO]]": {
-        "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys SQL_INFO_ROW_COUNT]]": "MP_UINT",
-        "(Optional) [[tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys SQL_INFO_AUTO_INCREMENT_IDS]]": "MP_ARRAY"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys SQL_INFO]]": {
+        "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys SQL_INFO_ROW_COUNT]]": "MP_UINT",
+        "(Optional) [[tarantool.io/en/doc/latest/reference/internals/iproto/keys SQL_INFO_AUTO_INCREMENT_IDS]]": "MP_ARRAY"
       }
     }
 }
diff --git a/doc/reference/internals/iproto/images/sql_response_select.puml b/doc/reference/internals/iproto/images/sql_response_select.puml
index 77e50e5ebd..ebd88472b6 100644
--- a/doc/reference/internals/iproto/images/sql_response_select.puml
+++ b/doc/reference/internals/iproto/images/sql_response_select.puml
@@ -10,13 +10,13 @@ skinparam {
 json "**Response to SELECT, VALUES, or PRAGMA**" as sql_response_select {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_METADATA]]": "MP_ARRAY of column maps",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_ARRAY of tuples"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_METADATA]]": "MP_ARRAY of column maps",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_ARRAY of tuples"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/sql_response_select_example.puml b/doc/reference/internals/iproto/images/sql_response_select_example.puml
index 9444bfda66..06fd9e3cbb 100644
--- a/doc/reference/internals/iproto/images/sql_response_select_example.puml
+++ b/doc/reference/internals/iproto/images/sql_response_select_example.puml
@@ -8,19 +8,19 @@ skinparam {
 }
 
 json "**Body**" as sql_response_select_example {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_METADATA]]": {
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_NAME]]": "'DD'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'integer'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "false",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_IS_AUTOINCREMENT]]": "true",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_SPAN]]": "nil",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_NAME]]": "'Д'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'string'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_COLL]]": "'unicode'",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "true",
-                "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_FIELD_SPAN]]": "'дд'"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_METADATA]]": {
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_NAME]]": "'DD'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'integer'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "false",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_IS_AUTOINCREMENT]]": "true",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_SPAN]]": "nil",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_NAME]]": "'Д'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_TYPE]]": "'string'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_COLL]]": "'unicode'",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_IS_NULLABLE]]": "true",
+                "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_FIELD_SPAN]]": "'дд'"
       },
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": {
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": {
           "MP_ARRAY": "[1, 'a'], [2, 'b']"
       }
 }
diff --git a/doc/reference/internals/iproto/images/stream_begin.puml b/doc/reference/internals/iproto/images/stream_begin.puml
index b0c1d44030..adf142994d 100644
--- a/doc/reference/internals/iproto/images/stream_begin.puml
+++ b/doc/reference/internals/iproto/images/stream_begin.puml
@@ -10,13 +10,13 @@ skinparam {
 json "**IPROTO_BEGIN**" as begin {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_BEGIN",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STREAM_ID]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_BEGIN",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STREAM_ID]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TIMEOUT]]": "MP_DOUBLE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TXN_ISOLATION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TIMEOUT]]": "MP_DOUBLE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TXN_ISOLATION]]": "MP_UINT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/stream_commit.puml b/doc/reference/internals/iproto/images/stream_commit.puml
index 45e96826bc..df8e55ddec 100644
--- a/doc/reference/internals/iproto/images/stream_commit.puml
+++ b/doc/reference/internals/iproto/images/stream_commit.puml
@@ -10,9 +10,9 @@ skinparam {
 json "**IPROTO_COMMIT**" as commit {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_COMMIT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STREAM_ID]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_COMMIT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STREAM_ID]]": "MP_UINT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/stream_rollback.puml b/doc/reference/internals/iproto/images/stream_rollback.puml
index 961a2a97b7..ed1709dae8 100644
--- a/doc/reference/internals/iproto/images/stream_rollback.puml
+++ b/doc/reference/internals/iproto/images/stream_rollback.puml
@@ -10,9 +10,9 @@ skinparam {
 json "**IPROTO_ROLLBACK**" as rollback {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_ROLLBACK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_STREAM_ID]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_ROLLBACK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_STREAM_ID]]": "MP_UINT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/update.puml b/doc/reference/internals/iproto/images/update.puml
index 84081dc86b..089c57fe42 100644
--- a/doc/reference/internals/iproto/images/update.puml
+++ b/doc/reference/internals/iproto/images/update.puml
@@ -10,26 +10,26 @@ skinparam {
 json "**IPROTO_UPDATE**" as update_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UPDATE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UPDATE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_KEY]]": "MP_ARRAY of index keys",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of update ops"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_KEY]]": "MP_ARRAY of index keys",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY of update ops"
     }
 }
 
 json "**Response to IPROTO_UPDATE**" as update_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/update_example.puml b/doc/reference/internals/iproto/images/update_example.puml
index bcc49d8599..0be426c72f 100644
--- a/doc/reference/internals/iproto/images/update_example.puml
+++ b/doc/reference/internals/iproto/images/update_example.puml
@@ -10,15 +10,15 @@ skinparam {
 json "**IPROTO_UPDATE** example request" as update_example {
     "Size": "32",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UPDATE",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "5"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UPDATE",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "5"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "512",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_ID]]": "0",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_BASE]]": "1",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "['=',2,'B']",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_KEY]]": "[999]"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "512",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_ID]]": "0",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_BASE]]": "1",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "['=',2,'B']",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_KEY]]": "[999]"
     }
 }
 
diff --git a/doc/reference/internals/iproto/images/update_example_0.puml b/doc/reference/internals/iproto/images/update_example_0.puml
index b7ee374e4b..c58a74a916 100644
--- a/doc/reference/internals/iproto/images/update_example_0.puml
+++ b/doc/reference/internals/iproto/images/update_example_0.puml
@@ -8,7 +8,7 @@ skinparam {
 }
 
 json "**Body**" as update_body_0 {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": {
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": {
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Operator]]": "MP_STR: '#'",
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Field number]]": "MP_INT"
     }
diff --git a/doc/reference/internals/iproto/images/update_example_1.puml b/doc/reference/internals/iproto/images/update_example_1.puml
index 5a8946c4c9..3f94b419ef 100644
--- a/doc/reference/internals/iproto/images/update_example_1.puml
+++ b/doc/reference/internals/iproto/images/update_example_1.puml
@@ -8,7 +8,7 @@ skinparam {
 }
 
 json "**Body**" as update_body_1 {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": {
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": {
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Operator]]": "MP_STR: '+', '-', '^', '|', '!', or '='",
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Field number]]": "MP_INT",
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Value]]": "MP_OBJECT"
diff --git a/doc/reference/internals/iproto/images/update_example_regular.puml b/doc/reference/internals/iproto/images/update_example_regular.puml
index fc4e0a458a..6fc85b8a22 100644
--- a/doc/reference/internals/iproto/images/update_example_regular.puml
+++ b/doc/reference/internals/iproto/images/update_example_regular.puml
@@ -8,7 +8,7 @@ skinparam {
 }
 
 json "**Body**" as update_body_regular {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": {
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": {
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Operator]]": "MP_STR: ':'",
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Field number]]": "MP_INT",
         "[[https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/update/ Position]]": "MP_INT",
diff --git a/doc/reference/internals/iproto/images/upsert.puml b/doc/reference/internals/iproto/images/upsert.puml
index 397595a381..f47c67d318 100644
--- a/doc/reference/internals/iproto/images/upsert.puml
+++ b/doc/reference/internals/iproto/images/upsert.puml
@@ -10,26 +10,26 @@ skinparam {
 json "**IPROTO_UPSERT**" as upsert_request {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UPSERT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_UPSERT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT"
     },
     "Body": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_INDEX_BASE]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_OPS]]": "MP_ARRAY",            
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SPACE_ID]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_INDEX_BASE]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_OPS]]": "MP_ARRAY",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_TUPLE]]": "MP_ARRAY"
     }
 }
 
 json "**Response to IPROTO_UPSERT**" as upsert_response {
     "Size": "MP_UINT",
     "Header": {
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
-      "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_REQUEST_TYPE]]": "IPROTO_OK",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SYNC]]": "MP_UINT",
+      "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_SCHEMA_VERSION]]": "MP_UINT"
     },
     "Body": {
-    "[[https://tarantool.io/en/doc/latest/dev_guide/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
+    "[[https://tarantool.io/en/doc/latest/reference/internals/iproto/keys IPROTO_DATA]]": "MP_OBJECT"
     }
 }