#!/bin/sh

echo "ifconfig eth1 $1 netmask $2 up">/tmp/log
ifconfig eth1 $1 netmask $2 up

echo "ifconfig eth0 $3 netmask $4 up">>/tmp/log
ifconfig eth0 $3 netmask $4 up

echo "route add default gw $5">>/tmp/log
route add default gw $5

iptables -t nat -A POSTROUTING -j MASQUERADE

echo 1 > /proc/sys/net/ipv4/ip_forward
