[  408.832886] PPP generic driver version 2.4.2
[  408.833619] NET: Registered PF_PPPOX protocol family
[  408.836291] l2tp_core: L2TP core driver, V2.0
[  408.837312] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  413.277981] ppp0: recursion detected
[  414.290384] ppp0: recursion detected