Error message when you send an invitation in Communicator 2007 "SIP/2.0 408 Request Timeout"

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Symptoms
When you use Microsoft Office Communicator 2007 to try to send an invitation though a server that is running Microsoft Office Communications Server 2007, you receive the following error message:
SIP/2.0 408 Request Timeout
Cause
This problem occurs if long delays are experienced as the invitation reaches the recipient over a network or over the Internet.
Resolution

How to obtain the hotfix

This issue is fixed in the Communications Server 2007 Hotfix Package that was released on November 2, 2007. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
942872 Description of the Communications Server 2007 update package: November 2, 2007
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Properties

Article ID: 943021 - Last Review: 01/15/2015 18:33:34 - Revision: 3.0

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

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