release/src/router/miniupnpd/netfilter/iptables_init.sh

   1 #! /bin/sh
   2 # $Id: iptables_init.sh,v 1.4 2008/04/25 18:15:08 nanard Exp $
   3 IPTABLES=iptables
   4
   5 #change this parameters :
   6 EXTIF=eth0
   7 EXTIP="`LC_ALL=C /sbin/ifconfig $EXTIF | grep 'inet addr' | awk '{print $2}' | sed -e 's/.*://'`"
   8 echo "External IP = $EXTIP"
   9
  10 #adding the MINIUPNPD chain for nat
  11 $IPTABLES -t nat -N MINIUPNPD
  12 #adding the rule to MINIUPNPD
  13 #$IPTABLES -t nat -A PREROUTING -d $EXTIP -i $EXTIF -j MINIUPNPD
  14 $IPTABLES -t nat -A PREROUTING -i $EXTIF -j MINIUPNPD
  15
  16 #adding the MINIUPNPD chain for filter
  17 $IPTABLES -t filter -N MINIUPNPD
  18 #adding the rule to MINIUPNPD
  19 $IPTABLES -t filter -A FORWARD -i $EXTIF -o ! $EXTIF -j MINIUPNPD
  20