+s:option(Value, "PCAP_INTF", "PCAP_INTF", translate("Specify the ethernet interface on which fwknopd will sniff packets."))
+s:option(Value, "ENABLE_IPT_FORWARDING", "ENABLE_IPT_FORWARDING", translate("Allow SPA clients to request access to services through an iptables firewall instead of just to it."))