KB195242 - Cannot Change Computer Name of a Domain Controller (http://support.microsoft.com/?scid=kb;en-us;195242&fr=1)
KB296592 - How to Rename a Windows 2000 Domain Controller (http://support.microsoft.com/?scid=kb;en-us;296592&fr=1)

KB322692 - HOW TO: Raise Domain and Forest Functional Levels in Windows Server 2003 (http://support.microsoft.com/?scid=kb;en-us;322692&fr=1)
KB819145 - Support WebCast: Microsoft Windows Server 2003: Implementing an Active Directory Domain Rename Operation (http://support.microsoft.com/?kbid=819145&fr=1)
Windows Server 2003 Domain Rename Tools (http://www.microsoft.com/windowsserver2003/downloads/domainrename.mspx)
Understanding How Domain Rename Works (http://www.microsoft.com/windowsserver2003/docs/Domain-Rename-Intro.doc)
Step-by-Step Guide to Implementing Domain Rename (http://www.microsoft.com/windowsserver2003/docs/Domain-Rename-Procedure.doc)