[  408.373257] PPP generic driver version 2.4.2
[  408.375058] NET: Registered PF_PPPOX protocol family
[  408.377028] l2tp_core: L2TP core driver, V2.0
[  408.377942] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  412.808921] ppp0: recursion detected
[  413.816458] ppp0: recursion detected