几种计算机网络互联设备的比较

Comparison of different networking equipment

分析了用于网络互联的各种中继系统：转发器、网桥、路由器和网关在网络体系结构中的工作层次、基本概念及主要功能，总结了它们各自的适用场合，最后提出了购置网络互联设备一个普遍遵循的原则。

Different networking equipment?抯 working layer in network architecture ,basic concept, main function is analyzed in this paper, these networking equipments include repeater ,bridge ,router ,gateway . Their respective appropriate field has been summarized ,finally, a principle widely followed to buy networking equipment is advanced.