DOCS-12102: 3.4.14 backport of ftdc mongos support

Author: kay-kim

source/reference/parameters.txt

@@ -1030,7 +1030,7 @@ The following parameters support diagnostic data capture (FTDC):
 
    .. versionadded:: 3.2
 
-   .. versionchanged:: 3.6
+   .. versionchanged:: 3.4.14
 
       |both|
 
@@ -1049,7 +1049,7 @@ The following parameters support diagnostic data capture (FTDC):
 
 .. parameter:: diagnosticDataCollectionDirectoryPath
 
-   .. versionadded:: 3.6
+   .. versionadded:: 3.4.14
 
    *Type*: String
 
@@ -1082,7 +1082,7 @@ The following parameters support diagnostic data capture (FTDC):
    .. versionchanged:: 3.4
       Increased default size to 200 megabytes.
 
-   .. versionchanged:: 3.6
+   .. versionchanged:: 3.4.14
 
       |both|
 
@@ -1113,7 +1113,7 @@ The following parameters support diagnostic data capture (FTDC):
 
    .. versionadded:: 3.2
 
-   .. versionchanged:: 3.6
+   .. versionchanged:: 3.4.14
 
       |both|
 
@@ -1140,7 +1140,7 @@ The following parameters support diagnostic data capture (FTDC):
 
    .. versionadded:: 3.2
 
-   .. versionchanged:: 3.6
+   .. versionchanged:: 3.4.14
 
       |both|
 

source/release-notes/3.6.txt

@@ -828,11 +828,16 @@ FTDC
 ~~~~
 
 MongoDB 3.6 adds support for Diagnostics Capture (also known as ``FTDC``) in
-:binary:`~bin.mongos`. In previous versions, the feature is available for
+:binary:`~bin.mongos`. [#3.4]_ In previous versions, the feature is available for
 :binary:`~bin.mongod` only. See :ref:`param-ftdc`.
 
 .. note:: FTDC is enabled by default.
 
+.. [#3.4]
+
+   MongoDB 3.4.14+ also adds :binary:`~bin.mongos` support for FTDC.
+
+
 Additional Enhancements
 ~~~~~~~~~~~~~~~~~~~~~~~