Planning to Upgrade Active Directory Domains

Applies To: Windows Server 2008, Windows Server 2008 R2

To plan the upgrade of your Active Directory domains, complete the tasks in Checklist: Preupgrade Tasks.

• Checklist: Preupgrade Tasks

• Assign Appropriate Credentials

• Introduce a Member Server That Runs Windows Server 2008 or Windows Server 2008 R2

• Determine Supported Software Upgrades

• Assess Hardware Requirements

• Determine Domain Controller Upgrade Order

• Develop a Test Plan for Your Domain Upgrade Process

• Determine Service Pack Levels

• Back Up Domain Data

• Resolve Upgrade and Application Compatibility Problems