[  831.354428][T10700] PPP generic driver version 2.4.2
[  831.360880][T10700] NET: Registered PF_PPPOX protocol family
[  831.378622][T10700] l2tp_core: L2TP core driver, V2.0
[  831.390516][T10700] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  836.543953][T10781] ppp0: recursion detected
[  837.600417][T10738] ppp0: recursion detected