Exchange Server Deployment Assistant now comes with a “Cloud Only” scenario
The new Exchange Server Deployment Assistant is now able to help you in migrating to Exchange 2010 on-premises or to the Cloud.
For more references on this new feature, please visit :
Exchange Server Deployment Assistant now includes a “Cloud Only” scenario - Exchange Team Blog - Site Home - TechNet Blogs
https://blogs.technet.com/b/exchange/archive/2011/08/29/exchange-server-deployment-assistant-now-includes-a-cloud-only-scenario.aspx
Kindest regards,
João Ribeiro