Description of the cumulative update for Lync Phone Edition for Aastra 6721ip and Aastra 6725ip: January 2014

This article describes the Microsoft Lync Phone Edition for Aastra 6721ip and Aastra 6725ip issues that are fixed in the cumulative update that is dated January 2014.

This article includes the following information about this cumulative update:

• The issues that the cumulative update fixes.
• The prerequisites for applying the cumulative update.
• Whether you must restart the computer after you apply the cumulative update.
• Whether the cumulative update is replaced by any other cumulative update.
• Whether you must make any changes to the registry.
• The files that the cumulative update contains.

Note The name of Lync 2010 Phone Edition is changed to Lync Phone Edition. The software works with both Lync 2010 and Lync 2013.

Issue that this update fixes

This cumulative update resolves the following issues:

• 2918039 Voice is distorted when you resume a call from hold by using Lync Phone Edition for Aries telephone
• 2918044 Exchange integration fails in Lync Phone Edition when an Exchange mailbox is enabled for the Exchange Online service

This cumulative update also includes the updates that are described in the following Microsoft Knowledge Base articles:

• 2902800 Description of the cumulative update for Lync Phone Edition for Aastra 6721ip and Aastra 6725ip: October 30, 2013
• 2889241 Description of the cumulative update for Lync Phone Edition for Aastra 6721ip and Aastra 6725ip: October 2013
• 2860668 Description of the cumulative update for Lync Phone Edition for Aastra 6721ip and Aastra 6725ip: July 2013
• 2819315 Description of the cumulative update for Lync Phone Edition for Aastra 6721ip and Aastra 6725ip: April 2013
• 2737909 Description of the cumulative update for Lync Phone Edition for Aastra 6721ip and Aastra 6725ip: December 2012
• 2701667 Description of the cumulative update for Lync 2010 Phone Edition for Aastra 6721ip and Aastra 6725ip: June 2012
• 2672352 Description of the cumulative update for Lync 2010 Phone Edition for Aastra 6721ip and Aastra 6725ip telephones: February 2012
• 2636068 Description of the cumulative update for Lync 2010 Phone Edition for Aastra 6721ip and Aastra 6725ip: November 2011
• 2577595 Description of the cumulative update for Lync 2010 Phone Edition for Aastra 6721ip and Aastra 6725ip: July 2011
• 2529978 Description of the cumulative update for Lync 2010 Phone Edition for Aastra 6721ip and Aastra 6725ip: April 2011
• 2493724 Description of the cumulative update for Lync 2010 Phone Edition for Aastra 6721ip and Aastra 6725ip: January 2011