http://blogs.technet.com/clientsecurity/archive/2008/10/20/sccm-and-wsus-announcements.aspxToday we posted guidance on using an existing WSUS server from an SCCM deployment for FCS definition distribution. The complete guidance, Deploying FCS definition updates with a shared System Center Configuration Manager WSUS infrastructure ( http://technet.microsoft.com/en-us/library/dd185652.aspxen-USCommunityServer 2.1 SP1 (Build: 61025.2)