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How to migrate objects from one domain to another in the same forest
Article ID: 555229 - View products that this article applies to.
In some occasions, due to political and/or management decisions there may be a need to create a new domain in your existing forest.
Although the migration process is already well documented, it might be worth noting some specific details in the process.
1. Configure and verify correct DNS connections between one domain to another:
2. Migrate users and computers objects to the target domain by using ADMT 2.0:
Preparing to Restructure Active Directory Domains Within a Forest
3. Optional Stage - If the target domain needs to include objects with Exchange attributes, you'll need to:
a. Run "setup /domainprep" from the Exchange installation disk, on the domain controller
that currently holds the "infrastructure" FSMO.
The following link describes the process of implementing "domainprep":
Chapter 2: Installing New Exchange 2003 Servers
b. Install New Exchange server in the new domain, and connect it to the exiting Exchange organization.
c. Configure new Exchange Recipient Update Service (RUS):
Multiple recipient update services in a single domain
LDAP Error Message Is Logged After You Install Exchange in Multiple Domains
d. Move user's mailboxes that were migrated in step 2 to the new Exchange server.
e. Configure Public folder replication between the Exchange servers:
Chapter 3: Controlling Public Folder Replication
Note: It is recommended to configure at least one domain controller to function as global catalog:
Planning Global Catalog Server Placement
4. Migrate objects that can't be migrate by using ADMT 2.0 by using "movetree" utility:
How to Use the "movetree" utility to Move Objects Between Domains in a Single Forest
Common Mistakes When Upgrading a Windows 2000 Domain To a Windows 2003 Domain
Exchange Server 2003 Administration Guide
Article ID: 555229 - Last Review: June 25, 2005 - Revision: 1.0
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