Active Directory Domain Services
Applies To: Windows Server 2008
Active Directory Domain Services (AD DS) stores directory data and manages communication between users and domains, including user logon processes, authentication, and directory searches. An Active Directory domain controller is a server that is running AD DS.
Read-Only Domain Controllers Application Compatibility Guide
Active Directory Domain Services Database Mounting Tool (Snapshot Viewer or Snapshot Browser) Step-by-Step Guide
AD DS Fine-Grained Password and Account Lockout Policy Step-by-Step Guide
Planning and Architecture
Active Directory Domain Services in the Perimeter Network (Windows Server 2008)
Help installed with Windows Vista and Windows Server 2008 is also available in the Windows Server 2008 Technical Library.
Windows Server 2008 TechCenter: Active Directory Domain Services
TechCenters provide links to content outside the Technical Library, including Knowledge Base articles, downloads, technical articles, and other resources.