[  407.662080] PPP generic driver version 2.4.2
[  407.662837] NET: Registered PF_PPPOX protocol family
[  407.665798] l2tp_core: L2TP core driver, V2.0
[  407.666900] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  411.978030] ppp0: recursion detected
[  412.987950] ppp0: recursion detected