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文章分析了设备高可用性的需求,介绍了VRRP协议以及工作原理、keepalived开源软件对VRRP协议的实现;研究了keepalived的安装配置以及keepalived在网桥模式中的应用,添加了keepalived功能配置项,达到了双机切换的预期效果。
This paper analyzes the demand for equipment high availability, introduces the VRRP protocol and its working principle, and keepalived the implementation of the VRRP protocol by the open source software. The configuration of keepalived and the application of keepalived in bridge mode are introduced. The keepalived function configuration item is added The expected effect of dual-switch.