linux brctl

1.1 命令参数

Usage: brctl [commands]
commands:
        addbr                           add bridge
        delbr                           delete bridge
        addif                   add interface to bridge
        delif                   delete interface from bridge
        setageing                 set ageing time
        setbridgeprio             set bridge priority
        setfd                     set bridge forward delay
        sethello                  set hello time
        setmaxage                 set max message age
        sethashel                  set hash elasticity
        sethashmax                 set hash max
        setmclmc                   set multicast last member count
        setmcrouter                set multicast router
        setmcsnoop                 set multicast snooping
        setmcsqc                   set multicast startup query count
        setmclmi                  set multicast last member interval
        setmcmi                   set multicast membership interval
        setmcqpi                  set multicast querier interval
        setmcqi                   set multicast query interval
        setmcqri                  set multicast query response interval
        setmcqri                  set multicast startup query interval
        setpathcost         set path cost
        setportprio         set port priority
        setportmcrouter      set port multicast router
        show            [  ]            show a list of bridges
        showmacs                        show a list of mac addrs
        showstp                         show bridge stp info
        stp              {on|off}       turn stp on/off

2.1 brctl 案例

//
安装网桥管理工具包：bridge-utile
yum install bridge-utils -y

//使用brctl命令创建网桥br1
brctl addbr br1

//删除网桥br1
brctl delbr br1

//将eth0端口加入网桥br1
brctl addif br1 eth0

//删除eth0端口加入网桥br1
brctl delif br1 eth0

//查询网桥信息
brctl show
brctl show br1