[  408.924236] PPP generic driver version 2.4.2
[  408.924975] NET: Registered PF_PPPOX protocol family
[  408.927978] l2tp_core: L2TP core driver, V2.0
[  408.929015] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  413.350197] ppp0: recursion detected
[  414.367535] ppp0: recursion detected