With the massive popularity of the network and the constant progress in internet technology, security and stability of the network become more and more important. A variety of network protocols play their own roles, jointly safeguarding the stability of the network. This paper mainly analyzes the principle and the configuration applications of VRRP virtual router's redundancy protocol.%随着网路的大规模普及和网络技术的不断进步,网络的安全性和稳定性显得越来越重要,各种网络协议发挥着各自的作用,共同维护网络的稳定.在此,主要分析和研究VRRP虚拟路由器冗余性协议的原理和配置应用等.
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