[  931.464815][T11251] PPP generic driver version 2.4.2
[  931.470975][T11251] NET: Registered PF_PPPOX protocol family
[  931.489784][T11251] l2tp_core: L2TP core driver, V2.0
[  931.497538][T11251] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  936.942947][T11337] ppp0: recursion detected
[  938.034311][T11288] ppp0: recursion detected