The Match Making Service was not able to start. An exception occurred when binding to the WCF remoting port. This can occur ...

The Match Making Service was not able to start.

An exception occurred when binding to the WCF remoting port.
This can occur if another application is already listening on port %1. Lync Server 2010, Response Group Service will stop.
Exception: %2
Inner Exception: %3

Cause: Another application is using the same port.
Resolution:
Verify that the specified IP address is valid and that no other program is listening on the specified port.