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
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.
There are no prerequisites for installing this cumulative update.
You may have to restart the computer after you apply this cumulative update.
Update replacement information
This cumulative update replaces the following cumulative update:
2577595 Description of the cumulative update for Lync 2010 Phone Edition for Aastra 6721ip and Aastra 6725ip: July 2011
To use one of the updates in this package, you do not have to make any changes to the registry.
This update package contains an image for a device that is running Lync 2010 Phone Edition for Aastra 6721ip and Aastra 6725ip. This image is version 7577.4047.
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