iptables -t nat -A prerouting_${zone} -j luci_splash_prerouting
iptables -t nat -A luci_splash_prerouting -j luci_splash_portal
+ iptables -t filter -I luci_splash_filter -s ! "$NETWORK/$PREFIX" -j RETURN
+ iptables -t nat -I luci_splash_leases -s ! "$NETWORK/$PREFIX" -j RETURN
+
iptables -t filter -I luci_splash_filter -s "$NETWORK/$PREFIX" -d "$ipaddr/${netmask:-32}" -j RETURN
iptables -t nat -I luci_splash_leases -s "$NETWORK/$PREFIX" -d "$ipaddr/${netmask:-32}" -j RETURN