1#! /bin/sh 2BR=${1:-"br549"} 3 4# fetch ip of working br0 5IP=`/sbin/ifconfig $BR | sed -n -e 's/^.*inet addr:\([0-9][0-9\.]*\).*$/\1/p'` 6echo "Using IP address $IP" 7 8ifconfig $BR down 9brctl delbr $BR 10ifconfig eth0 172.20.5.22 11rmmod bridge 12