[  857.536217][T12967] PPP generic driver version 2.4.2
[  857.544523][T12967] NET: Registered PF_PPPOX protocol family
[  857.562797][T12967] l2tp_core: L2TP core driver, V2.0
[  857.568855][T12967] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  862.864116][T13046] ppp0: recursion detected
[  863.090889][    C2] ppp0: recursion detected
[  863.930824][T13005] ppp0: recursion detected