Active Directory Upgrade Scenarios
This section discusses the various migration scenarios. It looks at the single domain model, the master domain model, the multi-master model, and whether to go to Native Mode.
Single Domain
A single domain Windows NT 4.0 environment is the simplest environment to migrate from. You upgrade your PDC first, and then you upgrade your BDCs. After you have upgraded, reorganize objects into OUs as necessary and apply group policies to take advantage of Active Directory. Next, consider sites to control network traffic.
Master Domain Model
With a master domain model, you should upgrade the master domain first. If you are moving to multiple Active Directory domains, you can upgrade in-place. If you are going ...
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