[  894.943481][T12981] PPP generic driver version 2.4.2
[  894.952173][T12981] NET: Registered PF_PPPOX protocol family
[  894.969332][T12981] l2tp_core: L2TP core driver, V2.0
[  894.975740][T12981] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  900.555491][T13064] ppp0: recursion detected
[  901.624309][T13021] ppp0: recursion detected