| Published: February 25, 2008 Welcome to the Windows Server® 2008 Active Directory® Domain Services guide, a part of the Infrastructure Planning and Design series from Solution Accelerators. In This Guide The Planning and Design Series Approach Introduction to Active Directory Planning and Design Active Directory in Microsoft Infrastructure Optimization Active Directory Design Decision Process Step 1: Determine the Number of Forests Step 2: Determine the Number of Domains Step 3: Assign Domain Names Step 4: Select the Forest Root Domain Step A1: Design the OU Structure Step B1: Determine Domain Controller Placement Step B2: Determine the Number of Domain Controllers Step B3: Determine Global Catalog Placement Step B4: Determine Operations Master Role Placement Step C1: Create the Site Design Step C2: Create the Site Link Design Step C3: Create the Site Link Bridge Design Step D1: Determine Domain Controller Configuration Conclusion Appendix: Design Job Aid Acknowledgments |