You hear a loud noise when you call a European PSTN number by using Office Communicator 2007 R2
- You call a Public Switched Telephone Network (PSTN) number by using Microsoft Office Communicator 2007 R2.
- The PSTN number belongs to a European country.
- An RTAudio narrowband codec is used between the Mediation server and the Office Communicator 2007 R2 client when the ringback tone is played.
Article ID: 2489823 - Last Review: 03/10/2011 23:32:00 - Revision: 1.0
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