[  831.398196][T10356] PPP generic driver version 2.4.2
[  831.406132][T10356] NET: Registered PF_PPPOX protocol family
[  831.416659][T10356] l2tp_core: L2TP core driver, V2.0
[  831.423833][T10356] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  836.765450][T10443] ppp0: recursion detected
[  837.822029][T10398] ppp0: recursion detected