#! /bin/sh

BR=${1:-"br549"}
ETH=${2:-"eth0"}

# fetch ip of working eth0
IP=`/sbin/ifconfig $ETH | sed -n -e 's/^.*inet addr:\([0-9][0-9\.]*\).*$/\1/p'`
echo "Using IP address $IP"

ifconfig $ETH 0.0.0.0
brctl addbr $BR
brctl addif $BR $ETH
ifconfig $BR $IP