brctl 옵션
Usage: brctl [commands]
commands:
addbr <bridge> add bridge
delbr <bridge> delete bridge
addif <bridge> <device> add interface to bridge
delif <bridge> <device> delete interface from bridge
setageing <bridge> <time> set ageing time
setbridgeprio <bridge> <prio> set bridge priority
setfd <bridge> <time> set bridge forward delay
sethello <bridge> <time> set hello time
setmaxage <bridge> <time> set max message age
setpathcost <bridge> <port> <cost> set path cost
setportprio <bridge> <port> <prio> set port priority
show show a list of bridges
showmacs <bridge> show a list of mac addrs
showstp <bridge> show bridge stp info
stp <bridge> {on|off} turn stp on/off
ex)
[root@mojily bridge]# brctl show br0
bridge name bridge id STP enabled interfaces
br0 8000.00e0ed0b2d26 no eth1
eth2
[root@mojily bridge]# brctl showmacs br0
port no mac addr is local? ageing timer
1 00:04:96:1e:c4:d0 no 0.00
2 00:d0:cb:79:3e:62 no 0.00
1 00:e0:2b:00:00:01 no 5.51
1 00:e0:ed:0b:2d:26 yes 0.00
2 00:e0:ed:0b:2d:27 yes 0.00
[root@mojily bridge]# brctl showstp br0
br0
bridge id 8000.00e0ed0b2d26
designated root 8000.00e0ed0b2d26
root port 0 path cost 0
max age 3.99 bridge max age 3.99
hello time 0.99 bridge hello time 0.99
forward delay 3.99 bridge forward delay 3.99
ageing time 299.95
hello timer 0.93 tcn timer 0.00
topology change timer 0.00 gc timer 1.93
flags
eth1 (0)
port id 0000 state forwarding
designated root 8000.00e0ed0b2d26 path cost 4
designated bridge 8000.00e0ed0b2d26 message age timer 0.00
designated port 8001 forward delay timer 0.00
designated cost 0 hold timer 0.93
flags
eth2 (0)
port id 0000 state forwarding
designated root 8000.00e0ed0b2d26 path cost 4
designated bridge 8000.00e0ed0b2d26 message age timer 0.00
designated port 8002 forward delay timer 0.00
designated cost 0 hold timer 0.92
flags
