How to Configure Nested ESXi 5 to Support EVC Clusters
The target host does not support the virtual machine's current hardware requirements” error vMotioning a VM (1003212) | VMware KB
Powercli GUI: Determine the EVC Mode that vmware cluster should be configured | vGeek - Tales from real IT system Administration environment
The virtual machine requires hardware features that are unsupported or disabled on the target host" when migrating a virtual machine (65151) | VMware KB