Check out the Exchange Deployment Assistant: http://technet.microsoft.com/en-us/exdeploy2010/default.aspx
-----Original Message----- From: John Stevens [mailto:j...@js-internet.co.uk] Sent: Tuesday, January 26, 2010 6:00 AM To: MS-Exchange Admin Issues Subject: Exchange 5.5 - Exchange 2010 Migration Does anyone know the best way to migrate mailboxes from Exchange 5.5 into Exchange 2010? Would it be to just pst it all using exmerge? Comments appreciated John Messaging Consultant