[  381.166610] PPP generic driver version 2.4.2
[  381.167325] NET: Registered PF_PPPOX protocol family
[  381.169359] l2tp_core: L2TP core driver, V2.0
[  381.170919] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  388.497515] ppp0: recursion detected
[  389.508132] ppp0: recursion detected