[  407.616928] PPP generic driver version 2.4.2
[  407.617670] NET: Registered PF_PPPOX protocol family
[  407.621367] l2tp_core: L2TP core driver, V2.0
[  407.622460] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  412.069035] ppp0: recursion detected
[  413.085814] ppp0: recursion detected