Operating Systems Supported: Microsoft Windows Server 2008 (x86_64-bit only) R1 with SP2 or higher; VMware 4.1; Red Hat Enterprise Linux 6.0; SLES 10; SLES 11; Solaris 10; Support is also provided for VMware 5.0 and RHEL 5.7. For full list of compatible Operating Systems please visit: http://spock.corp.hp.com