[  846.531091][T12122] PPP generic driver version 2.4.2
[  846.537005][T12122] NET: Registered PF_PPPOX protocol family
[  846.560397][T12122] l2tp_core: L2TP core driver, V2.0
[  846.566254][T12122] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  851.843888][T12205] ppp0: recursion detected
[  852.909867][T12158] ppp0: recursion detected