http://blogs.iis.net/wonyoo/archive/2009/03/27/vista-windows-server-2008-service-pack-2-sp2-rc.aspxIn March, Vista/Windows Server 2008 SP2 RC was made public. (See my blog post on SP2 Beta release here ). From the IIS perspective, since the SP2 Beta release, we have been focusing on stability and reliability. So there aren't any significant functionalenCommunityServer 2007 SP1 (Build: 20510.895)