#!/bin/sh
# chkconfig: 345 45 96
# processname: usbnet
IPTABLES=/sbin/iptables
IFCONFIG=/sbin/ifconfig
INSMOD=/sbin/insmod
RMMOD=/sbin/rmmod

HOSTIP=192.168.0.201
IPAQIP=192.168.0.202

usage()
{
        echo "Usage: $0 {start|stop}"
}

#if [ $# -lt 1 ] then usage; exit 1; fi

action=$1
case "$action" in
         start)
                # ipmasq for USB Network
                $IPTABLES -t nat -I POSTROUTING -j MASQUERADE -s $IPAQIP/32

                # allow forwarding
                $IPTABLES -I FORWARD -s $IPAQIP/32 -j ACCEPT
                $IPTABLES -I FORWARD -d $IPAQIP/32 -j ACCEPT
                echo 1 > /proc/sys/net/ipv4/ip_forward
         ;;
         stop)
                $IPTABLES -t nat -F
                $IPTABLES -F
                echo 0 > /proc/sys/net/ipv4/ip_forward
         ;;
         *)
                 usage
                 exit 1
         ;;
esac
exit 0