[  896.112704][T11257] PPP generic driver version 2.4.2
[  896.120542][T11257] NET: Registered PF_PPPOX protocol family
[  896.148828][T11257] l2tp_core: L2TP core driver, V2.0
[  896.156819][T11257] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  901.359530][T11337] ppp0: recursion detected
[  901.479308][    C2] ppp0: recursion detected
[  902.420390][T11296] ppp0: recursion detected