How to find SQL Server running port?

Question

Yes I read this How to find the port for MS SQL Server 2008?

no luck.

telnet 1433

returns connection failed, so I must s

Answer 1

select * from sys.dm_tcp_listener_states 

More there: https://docs.microsoft.com/en-us/sql/relational-databases/system-dynamic-management-views/sys-dm-tcp-listener-states-transact-sql?view=sql-server-2017