Article ID: 972710 - View products that this article applies to.
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Consider the following scenario.
This problem is caused by a bug in Communications Server 2007 R2. This bug causes the Unified Communications Managed API (UCMA) not to read the settings from Communications Server 2007 R2.
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:
(https://support.microsoft.com/kb/970679/ )Description of the update package for Office Communications Server 2007 R2, Unified Communications Managed API 2.0 Core Redist 64-bit: July 2009
For more information about media servers and how to enable QoS in Communications Server 2007 R2, visit the following Microsoft Web site:
Article ID: 972710 - Last Review: January 16, 2015 - Revision: 2.0