Pre-configured VHD's available

Just came across this in Download Center: pre-configured VHD images allowing you to quickly evaluate/demo/test Windows Server 2003 R2, Exchange Server 2007, Live Communications Server 2005, ISA Server 2006 and SQL Server 2005.

Get them here:

Windows Server 2003 R2 VHD

Exchange 2007 VHD

ISA Server 2006 VHD

SQL Server 2005 VHD

These are all evaluation versions that will expire in 30 days. Full catalog is available here: http://www.microsoft.com/technet/try/vhd/default.mspx 

You need Virtual Server 2005 R2 to test these. Get it here