Guest Failover Clustering with VMwarehttp://blogs.technet.com/b/puneetvig/archive/2010/08/14/guest-failover-clustering-with-vmware.aspx  This blog discusses running a Windows Server Failover Cluster (WSFC) in a Virtual Machine (VM) on top of a VMware host.   Running a cluster in a virtualized environment is commonly referred to as "Guest Clustering".   Guesten-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)