1. 常用技巧
Sh ru ntp查看与ntp有关的
Sh ru crypto 查看与vpn有关的
Sh ru | inc crypto 只是关健字过滤而已
2. 故障倒换
failover
failover lan unit primary
failover lan interface testint Ethernet0/3
fail...
目的:对192.168.57.0段用户限速30M(即下载速度30/8,上传同),192.168.57.1和192.168.57.127除外access-list rate-limiting extended deny ip any 192.168.57.1 255.255.255.255access-list rate-limiting ...