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Article ID: 2670539 - Last Review: April 26, 2012 - Revision: 3.0

INTRODUCTION
This update improves the reliability, stability, and performance of Lync Server 2010, Unified Communications Managed API 3.0 Runtime. This update also fixes the issues that are previously listed in the following Microsoft Knowledge Base articles:

• 2500449   (http://support.microsoft.com/kb/2500449 / ) Description of the cumulative update for Lync Server 2010, Unified Communications Managed API 3.0 Runtime: November 2011
• 2571505   (http://support.microsoft.com/kb/2571505 / ) Description of the cumulative update for Lync Server 2010, Unified Communications Managed API 3.0 Runtime: July 2011
• 2500448   (http://support.microsoft.com/kb/2500448 / ) Description of the cumulative update for Lync Server 2010, Unified Communications Managed API 3.0 Runtime: April 2011

SUMMARY

This article describes the cumulative update for Microsoft Lync Server 2010, Unified Communications Managed API 3.0 Runtime that is dated February 2012. This update improves the reliability, stability, and performance of Lync Server 2010, Unified Communications Managed API 3.0 Runtime.

RESOLUTION

Microsoft Download Center

The following file is available for download from the Microsoft Download Center:
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Download
Download the UcmaRuntime.msp package now. (http://go.microsoft.com/fwlink/?LinkId=208564)
Release Date: February 2012

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591  (http://support.microsoft.com/kb/119591/ ) How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Prerequisites

There are no prerequisites for applying this update package.

Restart requirement

You may have to restart the computer after you apply this update.

Update Replacement information

This update replaces the following update:
2500449  (http://support.microsoft.com/kb/2500449/ ) Description of the cumulative update for Lync Server 2010, Unified Communications Managed API 3.0 Runtime: November 2011

Registry information

To use one of the update packages in this package, you do not have to make any changes to the registry.

File information

This update may not contain all the files that you must have to fully update a product to the latest build. This update contains only the files that you must have to resolve the issues that are listed in this article.

After the update is installed, the global version of this update has the file attributes, or a later version of the file attributes, that are listed in the following table:
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
File_default.tmxNot Applicable1,298,10402/18/1219:38Not Applicable
File_gac_collaboration.dll4.0.7577.1835,585,72011/15/1120:12x86
File_gac_internal.media.dll4.0.7577.1907,576,89602/18/1220:21x64
File_gac_sipeps.dll4.0.7577.1901,696,01602/18/1220:19x64
File_ocstracer.exe4.0.7577.172655,10410/06/119:42x64

REFERENCES

For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684  (http://support.microsoft.com/kb/824684/ ) Description of the standard terminology that is used to describe Microsoft software updates
For more information about the latest updates for Lync Server 2010, click the following article number to view the article in the Microsoft Knowledge Base:
2493736  (http://support.microsoft.com/kb/2493736/ ) Updates for Lync Server 2010

APPLIES TO
  • Microsoft Unified Communications Managed API v3.0 Core Runtime
Keywords: 
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