Merge pull request #112495 from ramakoni1/patch-12

Adding DAC port 1434 for allow list.

Author: PRMerger13

articles/sql-database/sql-database-connectivity-architecture.md

@@ -61,7 +61,7 @@ If you are connecting from outside Azure, your connections have a connection pol
 ![architecture overview](./media/sql-database-connectivity-architecture/connectivity-onprem.png)
 
 > [!IMPORTANT]
-> Additionally open ports 14000-14999 to enable [Connecting with DAC](https://docs.microsoft.com/sql/database-engine/configure-windows/diagnostic-connection-for-database-administrators?view=sql-server-2017#connecting-with-dac)
+> Additionally open TCP ports 1434 and 14000-14999 to enable [Connecting with DAC](https://docs.microsoft.com/sql/database-engine/configure-windows/diagnostic-connection-for-database-administrators?view=sql-server-2017#connecting-with-dac)
 
 
 ## Azure SQL Database gateway IP addresses