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Article ID: 2514978 - Last Review: September 4, 2013 - Revision: 3.0

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Summary

This article describes the Microsoft Lync Server 2010, Conferencing Server issues that are fixed in the cumulative update that is dated November, 2011.
This article describes the following items about the update package:
  • The issues that the update package fixes.
  • The prerequisites for installing the update package.
  • Whether you must restart the computer after you install the update package.
  • Whether the update package is replaced by any other update package.
  • Whether you must make any registry changes.
  • The files that the update package contains.

INTRODUCTION

Issues that this cumulative update fixes

This cumulative update fixes the following issues:
  • 2621834  (http://support.microsoft.com/kb/2621834/ ) A one-way audio media flow is established between the AVMCU and a Lync 2010 client
  • 2621836  (http://support.microsoft.com/kb/2621836/ ) The Audio/Video Conferencing server crashes when the server receives an invalid INVITE request in Lync Server 2010
  • 2600747  (http://support.microsoft.com/kb/2600747/ ) A PSTN user cannot be heard in a conference that contains more than 20 other PSTN participates in a Lync Server 2010 environment
This update also fixes the issues that are described in the following Microsoft Knowledge Base articles:
  • 2575870   (http://support.microsoft.com/kb/2575870 / ) Description of the cumulative update for Lync Server 2010, Conferencing Server: July 2011
  • 2514975  (http://support.microsoft.com/kb/2514975/ ) Description of the cumulative update for Lync Server 2010, Conferencing Server: April 2011
  • 2467776  (http://support.microsoft.com/kb/2467776/ ) Description of the update package for Lync Server 2010, Conferencing Server: January 2011


Resolution

Update package information

Microsoft Download Center

The following file is available for download from the Microsoft Download Center:
Collapse this imageExpand this image
Download
Download the OCSMCU.msp package now. (http://go.microsoft.com/fwlink/?LinkId=208564)
Release Date: November 2011

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 installing this update.

Update replacement information

This update replaces the following update:
2575870  (http://support.microsoft.com/kb/2575870/ ) Description of the cumulative update for Lync Server 2010, Conferencing Server: July 2011

Registry information

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

Update package installation information

To apply this cumulative update, install the OCSMCU.msp package on the following computers:
  • Lync Server 2010 – Standard Edition Server
  • Lync Server 2010 – Enterprise Edition - Front-end
  • Lync Server 2010 – Enterprise Edition – Standalone Audio Video Conferencing Server

Removal information

To remove this cumulative update, use the Add or Remove Programs item in Control Panel.

Note After you uninstall this cumulative update, the following services may be disabled:
  • The Lync Server Application Sharing service
  • The Lync Server Audio/Video Conferencing service
To resolve this issue, follow these steps both services:
  1. Click Start, click Run, type services.msc, and then click OK.
  2. Double-click the name of the service that you want to modify.
  3. In the Startup type box, select Automatic, and then click Apply.
  4. Click Start, and then click OK.

Sometimes, when you try to uninstall the cumulative update, you are prompted for the source CD. If you are prompted for the source CD, insert it. Or, provide the path where the source files can be found.

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 correct 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_acpmcusvc.exe4.0.7577.139310,0327-Apr-1117:45x86
File_appshapi.dll4.0.7577.1571,526,53623-May-117:20x64
File_appshcom.dll4.0.7577.157347,91223-May-117:24x64
File_asmcuimp.dll4.0.7577.139768,7767-Apr-1117:46x86
File_avmcuimp.dll4.0.7577.183989,97615-Nov-1120:16x86
File_gac_microsoft.rtc.server.mcuinfrastructure.dll4.0.7577.1832,288,46415-Nov-1120:12x86
File_immcusvc.exe4.0.7577.139776,9687-Apr-1117:46x86
File_interop.appshcom.dll4.0.7577.13988,8567-Apr-1117:46x86
File_microsoft.rtc.internal.collaboration.appsharing.dll4.0.7577.1391,579,8647-Apr-1117:45x86
File_microsoft.rtc.server.mcuinfrastructure.dll4.0.7577.1832,288,46415-Nov-1120:12x86
File_mpproxy.dll4.0.7577.139367,3687-Apr-1117:45x86
File_mpserviceimp.dll4.0.7577.183469,79215-Nov-1120:15x86


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 Lync Server 2010 Standard Edition
  • Microsoft Lync Server 2010 Enterprise Edition
Keywords: 
kbfix atdownload kbsurveynew kbexpertiseadvanced KB2514978
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