http://blogs.technet.com/keithcombs/archive/2008/12/04/windows-server-2008-r2-beta-resources.aspxProduct Evaluation Frequently Asked Questions: Windows Server 2008 Service Pack 2 Beta and Windows Vista Service Pack 2 Beta - This article provides answers to some of the most common questions about the Beta release of Windows Server 2008 SP2 and Windowsen-USCommunityServer 2.1 SP1 (Build: 61025.2)