+if ! $IP6TABLES -t mangle -C POSTROUTING -o "${EXT_IF}" -j "${SHAPE_CHAIN}" >/dev/null 2>&1
+then
+ $IP6TABLES -t mangle -I POSTROUTING -o "${EXT_IF}" -j "${SHAPE_CHAIN}"
+fi
+
+if [[ ! -e /etc/local.d/shaper.start ]]
+then
+ echo "add shaper to local rc start!"
+fi