[  843.517553][T12131] PPP generic driver version 2.4.2
[  843.527647][T12131] NET: Registered PF_PPPOX protocol family
[  843.571084][T12131] l2tp_core: L2TP core driver, V2.0
[  843.592834][T12131] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  848.911525][T12201] ppp0: recursion detected
[  850.006452][T12163] ppp0: recursion detected