Self-Paced Training Kit (Exam 70-640): Configuring Windows Server® 2008 Active Directory® (2nd Edition)

Chapter 11. Managing Sites and Active Directory Replication

You learned in previous chapters that domain controllers (DCs) in a Windows Server 2008 R2 domain are peers. Each maintains a copy of the directory, each performs similar services to support authentication of security principals, and changes made on any one domain controller are replicated to all other domain controllers. As an administrator of an enterprise running Microsoft Windows, one of your tasks is to ensure that authentication is provided as efficiently as possible and that replication between domain controllers is optimized. Active Directory Domain Services (AD DS) sites are the core component of the directory service that supports the goals of service localization and replication. ...