#!/bin/sh
#------------------------------------------------
# IPIP tunnel config scipt on client side
#
# By Yu Cai (ycai@uccs.edu) at UCCS, June 2003
#------------------------------------------------

#define var
client_ip=128.198.61.51
client_gw=128.198.61.1
proxy_ip=128.198.60.42
proxy_gw=128.198.60.1
gw_ip=128.198.60.200
gw_gw=128.198.60.129
target_ip=128.198.60.201
tunl=tunl1

#config tunnel between client and proxy
ip tunnel add $tunl mode ipip remote $proxy_ip dev eth0 
ifconfig $tunl $client_ip
ip link set $tunl up
ip route add $proxy_ip via $client_gw dev $tunl onlink

#route traffic between client and gateway through tunnel
ip route add $gw_ip via $client_gw dev $tunl onlink

#route traffic between client and target through tunnel
ip route add $target_ip via $client_gw dev $tunl onlink