you have to be bit careful if you are upgrading ESX 4.0 to ESXi 5.5. Go through the following KB. It will help you to know whether your scenario is a supported one or not.
you have to be bit careful if you are upgrading ESX 4.0 to ESXi 5.5. Go through the following KB. It will help you to know whether your scenario is a supported one or not.