+
+ /* Hook up ip up/down notifiers to send indicator to openl2tpd
+ * that the link is up
+ */
+ add_notifier(&ip_up_notifier, pppol2tp_ip_up, NULL);
+ add_notifier(&ip_down_notifier, pppol2tp_ip_down, NULL);
+ add_notifier(&ipv6_up_notifier, pppol2tp_ip_up, NULL);
+ add_notifier(&ipv6_down_notifier, pppol2tp_ip_down, NULL);