Resolution
Can Domain Migration Administrator move an OU structure from one Windows 2000 Active Directory domain to another?
fact
Domain Migration Administrator 7.1
fix
No. Domain Migration Administrator does not have the ability to migrate OU structures. The Microsoft tool MoveTree can be used to move Active Directory objects such as Organizational Units, Users, and others between domains in a single forest.
For more information on MoveTree, please refer to the following Microsoft Technet article Q238394:
http://support.microsoft.com/default.aspx?scid=kb;EN-US;q238394
note
Please contact Technical Support to create a 'Support Request' for any issues you encounter that are not addressed by the User Guide, any Knowledge Base articles found on the website, or current Hotfixes available for download.