- print "ifname=\"$WAN\""
- print "[ -z \"$ifname\" ] && exit"
- print ""
- print "iptables -X input_$ifname 2>&- >&-"
- print "iptables -N input_$ifname"
- print "iptables -X forward_$ifname 2>&- >&-"
- print "iptables -N forward_$ifname"
- print "iptables -t nat -X prerouting_$ifname 2>&- >&-"
- print "iptables -t nat -N prerouting_$ifname"
- print ""
- print "iptables -A input_rule -i \"$ifname\" -j input_$ifname"
- print "iptables -A forwarding_rule -i \"$ifname\" -j forward_$ifname"
- print "iptables -t nat -A prerouting_rule -i \"$ifname\" -j prerouting_$ifname"
- print ""