Configuring Intersite Replication
The most important reason for creating multiple sites in Active Directory is to control replication traffic between company locations, especially between locations that are separated by slow WAN connections. From the discussion so far in this chapter, one thing should be clear: The site configuration for your company will have a significant impact on the replication traffic across your network.
Coming up with clear criteria for when to create an additional site is difficult because of the large numbers of variables that have to be included in this decision. Chapter 5 goes into detail about when you should ...