Virtual Server 2005 R2 Release Notes available onlinehttp://blogs.technet.com/jhoward/archive/2005/11/27/415139.aspxThe title says it all - here's the download link for the release notes to Virtual Server 2005 R2. For my summary instructions on the upgrade process, take a look here .en-GBCommunityServer 2.1 SP1 (Build: 61025.2)