I finally built our first Windows 2008 member server on our Windows 2003 domain. It took me a while to find/install the mmc plug-in for AD users and computers, but I finally found it. Does anyone know if managing a Windows 2003 domain from a Windows 2008 server breaks anything? I remember when I upgraded some of our servers to Windows 2003 on a Windows 2000 domain, managing group policies from a Windows 2003 server broke something and I would get errors on the Windows 2000 servers. Microsoft later came out with a fix, so I'm being extra careful this time. Thanks, _______________________________ Hector Minero NSWCDD K55 Ph:(540)653-8859