The purpose of this article is to describe some of the features of ESX 3.0 and VirtualCenter 2.0. Some basic knowledge of ESX 2.x and VirtualCenter 1.x is required to fully understand all topics described below. It is important to know that ESX 3.0 can be used on its own, without VirtualCenter. However, this is rarely done in reality. Most if not all enterprise customers use ESX in combination with VirtualCenter. VirtualCenter adds a management layer as well as extra features to ESX implementations.   more »