Active Directory® for Microsoft® Windows® Server 2003 Technical Reference

Intrasite and Intersite Replication

One of the main reasons to create additional sites in Active Directory is to manage replication traffic. Because all of the domain controllers within a site are assumed to be connected with fast network connections, the replication between these domain controllers is optimized for maximum speed and reduced latency. However, if the replication traffic has to cross a slow network link, conserving network bandwidth is a much more significant issue. Creating multiple sites allows for this conservation of network bandwidth.

Tip

If you have worked with Microsoft Exchange Server 5.5 or earlier, the differences between ...