# Based on A10dhcpd.rul by Kalle Olavi Niemitalo <tosi@ees2.oulu.fi>:

if [ -n "$INTERNAL" ]; then
    for i in $INTERNAL; do
        ipnm_cache $i
        case $MASQMETHOD in
        ipfwadm)
            $IPFWADM -I -i accept -S 0.0.0.0/0 67 -D 255.255.255.255/32 68 -W ${i%%:*} -P udp
#            $IPFWADM -O -i accept -S $IPOFIF/32 68 -D 255.255.255.255/32 67 -W ${i%%:*} -P udp
            ;;
        ipchains)
            $IPCHAINS -I input -j ACCEPT -s 0.0.0.0/0 67 -d 255.255.255.255/32 68 -i ${i%%:*} -p udp
#            $IPCHAINS -I output -j ACCEPT -s $IPOFIF/32 68 -d 255.255.255.255/32 67 -i ${i%%:*} -p udp
            ;;
        iptables)
            $IPTABLES -I INPUT -j ACCEPT -s 0.0.0.0/0 67 -d 255.255.255.255/32 68 -i ${i%%:*} -p udp
#            $IPTABLES -I OUTPUT -j ACCEPT -s $IPOFIF/32 68 -d 255.255.255.255/32 67 -i ${i%%:*} -p udp
            ;;
        esac
    done
fi