http://developers.de/blogs/andreas_erben/archive/2007/04/03/Microsoft-BizTalk-2006-R2-Beta-2-is-available.aspxWith a short delay to the expected date, Microsoft made available its public beta of the coming version of BizTalk Server 2006 R2. You have to get it at http://connect.microsoft.com . Please allow some time for the downloads to show up in your instanceenCommunityServer 2008 SP1 (Build: 30619.63)