The price? Windows Server 2008 have some unbeknown characteristics or its characteristics are ignored by the majority. such as WinRS, full name is Windows Remote Shell, not need any software like pcanywhere, this Terminal Services are said to be fine, but the expansibility is not very good, which should connect to the control panel of a remote computer. WinRS could create security connect to any remote computer in necessary moment, and only needs carry this operation from single control panel. This brings significant decrease of time cost for administrators.