Windows Server® 2008 Administrator’s Companion

Chapter 6. Upgrading to Windows Server 2008

• Upgrade Matrix

• Common Threads to Upgrades

• Preparing Domains and Computers

• Performing the Upgrade

• Summary

The easiest way to install Windows Server 2008 on a computer and still preserve existing domain information, programs, and computer settings is to perform an upgrade installation. This process is easy for 32-bit member servers and stand-alone servers, but when domain controllers are involved, or you have to change architectures, you need to do some advance planning.

Upgrade Matrix

The general rule is that you can upgrade from a computer running any edition of Windows Server 2003 to the equivalent edition of Windows Server 2008. You cannot, however, change architectures during the upgrade. And there is no ...