Lync Server port

Identify TCP dynamic port of SQL instance

Summary

SQL ports are a key information of your Lync infrastructure, they need to be clearly identify in order to guaranty a proper replication. The official UDP 1434 is well-known, but identifying the TCP ports can be a bit more difficult. The objective of this article is to determine the TCP port use by an SQL instance. By default SQL Server listens on TCP port number 1433, and for named instances TCP port is dynamically configured.

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