[  867.786749][T12965] PPP generic driver version 2.4.2
[  867.798422][T12965] NET: Registered PF_PPPOX protocol family
[  867.832862][T12965] l2tp_core: L2TP core driver, V2.0
[  867.838588][T12965] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  873.399900][T13044] ppp0: recursion detected
[  874.481819][T13004] ppp0: recursion detected