与计算机一样,路由器也包含了一个中央处理器(CPU)。不同系列和型号的路由器,其中的CPU也不尽相同。Cisco路由器一般采用Motorola 68030和Orion/R4600两种处理器。
网络处理器作为路由器设计的关键部分,不仅具有ASIC的功能,同时有着通用CPU的编程能力,在速度与可编程方面均有着优良的性能。
As the pivotal part in the router design, network processor not only has the function of ASIC, but also has the program ability of general CPU, so it has high performance in speed and program.
网络处理器是路由器中进行报文转发处理的关键设备。
Network processors are the key devices to do packets forwarding in the routers.
从路由器的体系结构出发,对通信处理器和网络处理器实现报文处理作了比较。
Using router architecture this paper compares the realization of diagram processing between communication processor and network processor.
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