Merge pull request #193300 from mikewill4/patch-12

[SFTP] Custom domain docs update

Author: PRMerger13

articles/storage/blobs/secure-file-transfer-protocol-known-issues.md

@@ -61,8 +61,6 @@ For performance issues and considerations, see [SSH File Transfer Protocol (SFTP
 
 - Special containers such as $logs, $blobchangefeed, $root, $web are not accessible via the SFTP endpoint. 
 
-- When using custom domains the connection string is `<accountName>.<userName>@customdomain.com`. If home directory has not been specified for the user, it is `<accountName>.<containerName>.<userName>@customdomain.com`.
-
 - Symbolic links are not supported.
 
 - `ssh-keyscan` is not supported.

articles/storage/blobs/secure-file-transfer-protocol-support-how-to.md

@@ -362,6 +362,13 @@ After the transfer is complete, you can view and manage the file in the Azure po
 
 See the documentation of your SFTP client for guidance about how to connect and transfer files.
 
+## Connect using a custom domain
+
+When using custom domains the connection string is `[email protected]`. If home directory has not been specified for the user, it is `[email protected]`.
+	
+> [!IMPORTANT]
+> Ensure your DNS provider does not proxy requests. Proxying may cause the connection attempt to time out.
+
 ## See also
 
 - [SSH File Transfer Protocol (SFTP) support for Azure Blob Storage](secure-file-transfer-protocol-support.md)