[  901.553425][T11109] PPP generic driver version 2.4.2
[  901.562520][T11109] NET: Registered PF_PPPOX protocol family
[  901.586512][T11109] l2tp_core: L2TP core driver, V2.0
[  901.596080][T11109] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  906.904614][T11182] ppp0: recursion detected
[  907.108726][    C3] ppp0: recursion detected
[  907.982514][T11149] ppp0: recursion detected