It will be exchange 2010 enterprise, and SQL 2008 enterprise. The OS is going to be Windows Server 2008R2.

Delphix Server solves two major IT challenges: the operational complexity and redundant infrastructure required to support applications lifecycles via multiple database caches.

In instances of server downtime, end-users are seamlessly connected to the organization's redundant SQL Server environment where they may continue working until the issue has been resolved.