[  408.440640] PPP generic driver version 2.4.2
[  408.443369] NET: Registered PF_PPPOX protocol family
[  408.446237] l2tp_core: L2TP core driver, V2.0
[  408.447383] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  412.838635] ppp0: recursion detected
[  413.315255] ppp0: recursion detected
[  413.851015] ppp0: recursion detected