[  417.727721] PPP generic driver version 2.4.2
[  417.728372] NET: Registered PF_PPPOX protocol family
[  417.731307] l2tp_core: L2TP core driver, V2.0
[  417.732431] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  422.168624] ppp0: recursion detected
[  423.176436] ppp0: recursion detected