AlwaysOn Availability Groups, Listener, Named Instances, Port Numbers, etc. - Microsoft Community Hub
![After changing the TCP ports of named SQL Server instance while logging through SSMS to localhost or . I still login to the old default SQL Server - Stack Overflow After changing the TCP ports of named SQL Server instance while logging through SSMS to localhost or . I still login to the old default SQL Server - Stack Overflow](https://i.stack.imgur.com/BZ5t4.jpg)
After changing the TCP ports of named SQL Server instance while logging through SSMS to localhost or . I still login to the old default SQL Server - Stack Overflow
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How to assign a static port to a SQL Server named instance – and avoid a common pitfall | Arvind Shyamsundar's technical blog
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