[  408.123178] PPP generic driver version 2.4.2
[  408.124004] NET: Registered PF_PPPOX protocol family
[  408.127174] l2tp_core: L2TP core driver, V2.0
[  408.129058] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  412.432902] ppp0: recursion detected
[  413.443111] ppp0: recursion detected