Error messages that you may receive when you try to download and install updates from the Windows Update Web site, from the Microsoft Update Web site, or from a WSUS server: "0x800704DD," "0x80240020," or both:
http://support.microsoft.com/?kbid=910341
Naming conventions in Active Directory for computers, domains, sites, and OUs:
http://support.microsoft.com/?kbid=909264

...don't think this one will be an issue for us....

Client computers do not report back to the Windows Software Update Services (WSUS) server:
http://support.microsoft.com/?kbid=909131