[  408.612711] PPP generic driver version 2.4.2
[  408.613777] NET: Registered PF_PPPOX protocol family
[  408.617739] l2tp_core: L2TP core driver, V2.0
[  408.618988] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  412.940803] ppp0: recursion detected
[  413.949160] ppp0: recursion detected