This article describes the Microsoft Lync 2010 Phone Edition for Aastra 6721ip and Aastra 6725ip issues that are fixed in the update that is dated April, 2011.
Issues that this update fixes
This cumulative update fixes the following issues:
The 24-hour clock time format changes after you change the language on a telephone that is running Lync 2010 Phone Edition
Improvements for Common Area Phones in Lync 2010 Phone Edition when a Common Area Phone does not have a headset
Describes the updated prompt messages for Lync 2010 Phone Edition that has a TTY device
A telephone unexpectedly locks after you set the "EnforcePhoneLock" option to "False" in Lync 2010 Phone Edition
The icon text in the "In Call" screen overlaps when you join a meeting by using a telephone that is running Lync 2010 Phone Edition
"Connection to Microsoft Exchange is unavailable because you signed in directly on the phone." error message on a telephone that is running Lync 2010 Phone Edition
Unnecessary image version updates on a telephone that is running Lync 2010 Phone Edition
Lync 2010 Phone Edition crashes when you click an option in the “Redirect” menu after you redirect an incoming call
A call disconnects unexpectedly when you press the “OK” button or the “Select” button on a telephone that is running Lync 2010 Phone Edition
You cannot use hands free mode in a call with a Common Area Phone that is running Lync 2010 Phone Edition
The following file
is available for download from the Microsoft Download
Download the UCUpdates.exe package now.
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Release Date: April 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:
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
You may have to restart the computer after you apply this hotfix.
Hotfix replacement information
This cumulative update replaces the following cumulative update:
Description of the cumulative update for Lync 2010 Phone Edition for Aastra 6721ip and Aastra 6725ip: January 2011
To use one of the hotfixes in
this package, you do not have to make any changes to the
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 7577.250.
more information about software update terminology, click the following article
number to view the article in the Microsoft Knowledge Base:
Description of the standard terminology that is used to describe Microsoft software updates