[  407.868320] PPP generic driver version 2.4.2
[  407.870860] NET: Registered PF_PPPOX protocol family
[  407.873205] l2tp_core: L2TP core driver, V2.0
[  407.874107] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  412.315792] ppp0: recursion detected
[  413.328663] ppp0: recursion detected