MCTS Windows Server® 2008 Active Directory Configuration: Study Guide

4.3. Demoting a Domain Controller

In addition to being able to promote member servers to domain controllers, the Active Directory Installation Wizard can do the exact opposite—demote domain controllers.

You might choose to demote a domain controller for a couple of reasons. First, if you have determined that the role of a server should change (for example, from a domain controller to a member or stand-alone server you might make into a web server), you can easily demote it to make this happen. Another common reason to demote a domain controller is if you wish to move the machine from one domain to another. You cannot do this in a single step: You need to first demote the existing domain controller to remove it from the current domain, then promote ...