Today we announced that Exchange Server 2010 Release Candidate (RC) is available for download at:
(This link works...)
Some things to note:
· This version will coexist with Exchange 2003 and 2007. In order to coexist with Exchange 2007 you will need the Exchange 2007 SP2 which will be released soon (later this month).
· You can do an in place upgrade from the RC version to the final (RTM) version.
· To see what is new in Exchange 2010 you can go here: http://technet.microsoft.com/en-us/library/dd298136(EXCHG.140).aspx
· Exchange 2010 can be installed on Windows 2008 SP2 or Windows 2008 R2.