#!/bin/sh # there are other ACTIONs like ifupdate we don't need case "$ACTION" in ifup) # OpenWrt is giving a network not phys. Interface /etc/init.d/ddns enabled && /usr/lib/ddns/dynamic_dns_updater.sh -n "$INTERFACE" -- start ;; ifdown) /usr/lib/ddns/dynamic_dns_updater.sh -n "$INTERFACE" -- stop ;; esac