Exchange 2010 SP1 Beta now available
The first version of Exchange with native multitenancy capabilities built in is now available for download and test in your lab:
Download Exchange 2010 SP1 Beta https://www.microsoft.com/downloads/details.aspx?FamilyID=a0965fc9-2723-4947-ae6b-74bc3808e72a&displaylang=en
Deployment guide and help file can be found at this link https://www.microsoft.com/downloads/details.aspx?FamilyID=bba88fb5-9d84-475c-85d7-3ffeb308636e&displaylang=en
Service providers can post questions about configuration and troubleshooting hosting mode for Exchange 2010 SP1 in this forum https://social.technet.microsoft.com/Forums/en-US/exchange2010hosters/threads