It is essentially the extension of a multiprocessing system in that the main processors may be at different sets and that each node in the network is an autonomous entity as equal as other processors .

• 从本质上讲，这种计算机网络是多重处理系统的一种扩展，这是因为各主处理机可以位于不同的地点，而且网络中的每个网点，正如其他处理机一样是一个独立的实体。