[  407.755059] PPP generic driver version 2.4.2
[  407.757471] NET: Registered PF_PPPOX protocol family
[  407.759729] l2tp_core: L2TP core driver, V2.0
[  407.760644] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  412.039993] ppp0: recursion detected
[  413.047243] ppp0: recursion detected