Starting July 1, Microsoft customers will be able to use their current license agreements to move server applications from internal data centers to cloud computing services, and contracts signed after that date will offer the same benefit.
But what Microsoft calls "license mobility" will only be available to customers who pay extra for Software Assurance, which can nearly double the cost of a license. Also, while the license mobility will apply to server applications, it won't affect the server operating system itself.
[ Get the no-nonsense explanations and advice you need to take real advantage of cloud computing in the InfoWorld editors' 21-page Cloud Computing Deep Dive PDF special report. | Stay up on the cloud with InfoWorld's Cloud Computing Report newsletter. ]
Here are the details of the changes and how they might affect you.