Please contact your local HP account or service representative for definitive information about supported HP storage product configurations including Guest OS types, array firmware and best practices when used with VMware products. 1. MSCS supported with 2Gb HBAs using Qlogic 7.04.00 and Emulex 7.1.14 drivers only. Please refer to http://kb.vmware.com/kb/1560391. 2. Internal and external storage configurations supported by HP. Contact HP for details.