[  880.718518][T12962] PPP generic driver version 2.4.2
[  880.733343][T12962] NET: Registered PF_PPPOX protocol family
[  880.754092][T12962] l2tp_core: L2TP core driver, V2.0
[  880.765686][T12962] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  886.386132][T13034] ppp0: recursion detected
[  887.442899][T12994] ppp0: recursion detected