MCTS Windows Server® 2008 Active Directory Configuration: Study Guide

4.5. Summary

In this chapter, we covered the basics of linking multiple domains in trees and forests. You now know why you would want to plan for them and what the benefits and drawbacks are of using only one domain, or of having a multidomain environment. For example, you might decide to have multiple domains if you have an acquisitions and mergers situation where you need to keep multiple administrators. In addition, by using multiple domains, organizations can retain separate security databases; however, in such cases, they are also able to share resources between domains.

You also learned how to use multiple domains to provide two major benefits for the network directory services—security and availability. These benefits are made possible ...