microsoft.public.sharepoint.portalserver.development - join
Microsoft Office SharePoint newsgroup.
Low activity, 1304 subscribers, Usenet

microsoft.public.sharepoint.windowsservices - join
Microsoft Office SharePoint newsgroup.
Medium activity, 2600 subscribers, Usenet

microsoft.public.cmserver.general - join
Microsoft Content Management Server newsgroup.
Low activity, 559 subscribers, Usenet