OCS 2007 R2 on Windows Server 2008 R2 - FINALLY!!!

Frustrating for progressive customers who had been deploying Windows Server 2008 R2 since last year, but we finally have guidance on using deploying OCS 2007 R2 on Windows Server 2008 R2.

Supportability is available for Office Communications Server 2007 R2 member server role on a Windows Server 2008 R2 operating system
https://support.microsoft.com/kb/982021