Topic Last Modified: 2011-04-04

Before you migrate to Microsoft Lync Server 2010, updates must be applied to your Microsoft Office Communications Server 2007 R2 environment. The updates required are listed in the following table.

For the most up-to-date information about Office Communications Server 2007 R2 updates, see Updates Resource Center for Office Communications Server 2007 R2 and Clients at http://go.microsoft.com/fwlink/?LinkId=199488.

On the computer running Office Communications Server 2007 R2, check Programs and Features in Control Panel to determine whether these updates have been applied.

Office Communications Server 2007 R2 Required Updates

Application Update URL

Microsoft Office Communicator 2007 R2

July 2010 Update package

http://go.microsoft.com/fwlink/?LinkId=204763

Microsoft Office Live Meeting 2007

July 2010 Update package

http://go.microsoft.com/fwlink/?LinkId=204764

Microsoft Office Live Meeting Conferencing Add-In

July 2010 Update package

http://go.microsoft.com/fwlink/?LinkId=204765

Office Communications Server 2007 R2

September 2010 Update package

http://go.microsoft.com/fwlink/?LinkId=204766

Microsoft Office Communicator 2007 R2 Phone Edition

July 2010 Update package

http://go.microsoft.com/fwlink/?LinkId=204767