Merge pull request #458 from erabil-mdb/DOCSP-16975

(DOCSP-16975) Adds note about required SSL option.

Author: erabil-mdb

source/reference/mongosqld.txt

@@ -190,6 +190,13 @@ Log Options
 MongoDB TLS/SSL Options
 ~~~~~~~~~~~~~~~~~~~~~~~
 
+.. important::
+   
+   If you're using your own Certificate Authority (CA) to self-sign your server and 
+   client certificates, you must include the
+   :option:`--mongo-sslAllowInvalidHostnames <mongosqld --mongo-sslAllowInvalidHostnames>`
+   option to ensure authentication works correctly.
+
 .. include:: /includes/options/option-mongosqld-mongo-ssl.rst
 
 .. include:: /includes/options/option-mongosqld-mongo-sslPEMKeyFile.rst