[  368.317620] PPP generic driver version 2.4.2
[  368.318486] NET: Registered PF_PPPOX protocol family
[  368.320578] l2tp_core: L2TP core driver, V2.0
[  368.321458] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  375.692595] ppp0: recursion detected
[  376.699672] ppp0: recursion detected