[  870.678605][T10385] PPP generic driver version 2.4.2
[  870.684860][T10385] NET: Registered PF_PPPOX protocol family
[  870.706496][T10385] l2tp_core: L2TP core driver, V2.0
[  870.719801][T10385] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  875.933029][T10458] ppp0: recursion detected
[  876.989645][T10419] ppp0: recursion detected