Microsoft® Windows Server™ 2003 Inside Out

Migrating the Computers

Not all computers can be migrated to a new domain—specifically, you cannot migrate domain controllers to a new domain. To move Windows NT domain controllers to a new Windows Server 2003 domain, the domain controllers must be upgraded to Windows Server 2003 and must join the new domain during the upgrade process. Windows 2000 domain controllers can be demoted from their domain controller mode to the status of member servers, and then you can use the Dcpromo utility to promote them to the status of domain controller and to join the new domain during that process.

Moving workstations and member servers to the destination domain automatically moves most of their information with them. The local Security Account Manager (SAM) ...