[  874.927088][T11159] PPP generic driver version 2.4.2
[  874.933554][T11159] NET: Registered PF_PPPOX protocol family
[  874.957493][T11159] l2tp_core: L2TP core driver, V2.0
[  874.970054][T11159] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  880.014482][T11238] ppp0: recursion detected
[  881.078407][T11197] ppp0: recursion detected