OCS 2007 R2 Release Notes availablehttp://blogs.technet.com/jenstr/archive/2009/04/30/ocs-2007-r2-release-notes-available.aspxWe have made the R2 release notes available http://www.microsoft.com/downloads/details.aspx?FamilyID=60a6d84a-29c5-472b-bb3e-6caa39b745ed&DisplayLang=en . Included is Microsoft Office Communicator 2007 R2 Phone Edition Release Notes containing valuableen-USCommunityServer 2.1 SP1 (Build: 61025.2)