Microsoft® Windows Server™ 2003 Inside Out

Migrating Domain Trusts

To enable migrated users to have the same level of access to network resources managed in multiple domains, migration of an existing domain is likely to include the migration of established domain trusts. Because Active Directory domain trusts are transitive, when migrating Windows 2000 domains, the trusts are commonly external trusts to down-level domains or trusts implemented to speed lookups between domains.

When migrating from Windows NT 4, it is common that you have both account domains and resource domains that must be migrated. Typically, the resource domains have an explicit trust relationship with the account domains, in which the resource domain trusts the account domain.

To be able to migrate the Windows NT 4 account ...