[  392.618904] PPP generic driver version 2.4.2
[  392.621680] NET: Registered PF_PPPOX protocol family
[  392.624367] l2tp_core: L2TP core driver, V2.0
[  392.625508] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  397.029780] ppp0: recursion detected
[  398.046762] ppp0: recursion detected