[  853.805979][T12962] PPP generic driver version 2.4.2
[  853.818765][T12962] NET: Registered PF_PPPOX protocol family
[  853.839935][T12962] l2tp_core: L2TP core driver, V2.0
[  853.850136][T12962] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  859.197357][T13041] ppp0: recursion detected
[  860.261529][T13001] ppp0: recursion detected