[  406.594597] PPP generic driver version 2.4.2
[  406.595275] NET: Registered PF_PPPOX protocol family
[  406.597601] l2tp_core: L2TP core driver, V2.0
[  406.598920] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  411.109490] ppp0: recursion detected
[  412.122671] ppp0: recursion detected