[  868.039131][T12968] PPP generic driver version 2.4.2
[  868.048742][T12968] NET: Registered PF_PPPOX protocol family
[  868.067033][T12968] l2tp_core: L2TP core driver, V2.0
[  868.073822][T12968] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  873.793855][T13052] ppp0: recursion detected
[  874.882760][T13006] ppp0: recursion detected