The Symantec High Availability solution 6.1.0 supports the following VMware servers and management clients:
VMware ESX/ESXi Server
5.0 Patch 4 , 5.1, and 5..5
VMware vCenter Server
4.1 Update 3, 5.0, 5.0 Update 1a and 1b, 5.1, and 5.5
Note:
VMware Fault Tolerance is not supported.
VMware vSphere Client
4.1, 5.0, 5.0 Update 1a and 1b, 5.1, and 5.5