[  867.743035][T12983] PPP generic driver version 2.4.2
[  867.749637][T12983] NET: Registered PF_PPPOX protocol family
[  867.768668][T12983] l2tp_core: L2TP core driver, V2.0
[  867.781888][T12983] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  873.038140][T13056] ppp0: recursion detected
[  874.103291][T13017] ppp0: recursion detected