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 cumulative update.
You may have to restart the computer after you apply this update.
This cumulative update replaces the following cumulative update:
2502810 Description of the cumulative update for Lync Server 2010, Mediation Server: April 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 update package, install the MediationServer.msp package on computers in your network that are running the following platforms:
Lync Server 2010 - Mediation Server
To remove this update package, use the Add or Remove Programs item in Control Panel.
You may be prompted for restart after you uninstall the update for Lync Server 2010, Mediation Server.
Sometimes, when you try to uninstall the update package, you are prompted for the source CD. If this behavior occurs, insert the source CD, or provide the path where the source files can be found.
This update package may not contain all the files that you must have to fully update a product to the latest build. This update package contains only the files that you must have to resolve the issues that are listed in this article.
The global version of this hotfix package uses a Microsoft Windows Installer package to install the hotfix package. The dates and the times for these files are listed in Coordinated Universal Time (UTC) in the following table. When you view the file information, the date is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
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: