. /etc/functions.sh

config_cb() {
if [ "$1" == "system" ] ; then
  SECTION=$2
fi
}
  
config_load system
config_get HOSTNAME $SECTION hostname
COMMAND=/etc/refresh_ip.sh
  
[ "$ACTION" = "ifup" -a "$INTERFACE" = "wan" ] && {
        [ -x $COMMAND ]  && {
                $COMMAND 2>&1
        } &
}