When Office Communications Server 2007 R2 routes a voice mail call to an Exchange Server 2007 Unified Messaging server, the corresponding invitation message does not indicate that the request originates from Office Communications Server

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Symptoms
When Microsoft Office Communications Server 2007 R2 routes a voice mail call to a Microsoft Exchange Server 2007 Unified Messaging server, there is no indication in the corresponding invitation message that the request originated from Office Communications Server. However, the Exchange Server 2007 Unified Messaging server may require this information to perform additional processing for requests that originated from Office Communications Server.
Resolution
To resolve this issue, apply the following update:

For more information, click the following article number to view the article in the Microsoft Knowledge Base:
969821 Description of the update package for Office Communications Server 2007 R2: July, 2009
Properties

Article ID: 972700 - Last Review: 01/15/2015 18:44:21 - Revision: 2.0

Microsoft Office Communications Server 2007 R2 Enterprise Edition, Microsoft Office Communications Server 2007 R2 Standard Edition

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