[  408.988577] PPP generic driver version 2.4.2
[  408.989392] NET: Registered PF_PPPOX protocol family
[  408.992386] l2tp_core: L2TP core driver, V2.0
[  408.993403] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  413.475420] ppp0: recursion detected
[  414.486338] ppp0: recursion detected