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 How to obtain Microsoft support files from online services
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There are no prerequisites for installing this update.
You do not have to restart the computer after you apply this update.
Hotfix replacement information
This cumulative update replaces the following previously released cumulative update:
2571546 Description of the cumulative update for Lync Server 2010: July 2011
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 KB2571546-amd64-Server.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
To remove this cumulative update, use the Add or Remove Programs item in Control Panel.
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.
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: