[  896.041271][T12989] PPP generic driver version 2.4.2
[  896.047657][T12989] NET: Registered PF_PPPOX protocol family
[  896.074277][T12989] l2tp_core: L2TP core driver, V2.0
[  896.082812][T12989] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  901.705918][T13068] ppp0: recursion detected
[  902.773102][T13023] ppp0: recursion detected