http://blogs.technet.com/jenstr/archive/2008/01/28/uc-oip-january-2008-update.aspxIn case you haven't seen it the UC OIP web site has been updated with the January 2008 status http://technet.microsoft.com/en-us/office/bb735838.aspx . There is now one IP-PBX vendor qualified for Dual Forking with RCC.en-USCommunityServer 2.1 SP1 (Build: 61025.2)