[ ifdown = "$ACTION" -o update = "$ACTION" ] && {
	local pxy_wan=$(uci -q get igmp.global.pxy_wan)
	[ "$INTERFACE" = "$pxy_wan"  ] && {
		local igmp=$(uci -q get igmp.global.pxy_enable 2>/dev/null)
		[ "$igmp" = "1" ] && killall igmpproxy
	}
}
