If you administer the Windows Server 2003, you may find these sites useful:
www.microsoft.com/windowsserver2003/
Lots of useful stuff. Take the time to browse the site and become familiar with what's there.
www.microsoft.com/windowsserver2003/downloads/
Check this site out regularly for new add-ons and enhancements for the platform.
support.microsoft.com/default.aspx?scid=fh;EN-US;winsvr2003
Microsoft Product Support Services (PSS) site for Windows Server 2003 issues and fixes.
Search Microsoft.com
search.microsoft.com
General newsgroup for Windows Server 2003 discussion and questions
microsoft.public.windows.server.general
This is the most active of the
windows.server newsgroups on the
msnews.microsoft.com news server.
Paul Thurrot's Supersite for Windows
The latest news about upcoming Windows platforms.
The top site on managing Windows platforms, run by SMS guru Rod Trent.
News and content about the Windows platforms.