Centos7 安装 brctl 工具

[root@docker-node1 ~]# brctl show
-bash: brctl: command not found
[root@docker-node1 ~]# yum -y install bridge-utils
...
Installed:
  bridge-utils.x86_64 0:1.5-9.el7                                                                                                                                                     

Complete!
[root@docker-node1 ~]# brctl --help
Usage: brctl [commands]
commands:
	addbr     			add bridge
	delbr     			delete bridge
	addif     	 	add interface to bridge
	delif     	 	delete interface from bridge
	hairpin   	  {on|off}	turn hairpin on/off
	setageing 	 		set ageing time
	setbridgeprio	 		set bridge priority
	setfd     	 		set bridge forward delay
	sethello  	 		set hello time
	setmaxage 	 		set max message age
	setpathcost	  	set path cost
	setportprio	  	set port priority
	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
[root@docker-node1 ~]#