The Dell PowerVault MD3000 supports vMotion, HA, and DRS on VMware vSphere 4 and 4.1. The first link provides info on installing MD3000. The second link provides info on the MD3000 support matrix and what features and functionality are supported. In addition, the second link provides cabling diagrams to enable multiple failover scenarios.

Topic Name Quick Links

MD3000 System Install Guide
MD3000 Support Matrix