[  407.466715] PPP generic driver version 2.4.2
[  407.469367] NET: Registered PF_PPPOX protocol family
[  407.472063] l2tp_core: L2TP core driver, V2.0
[  407.473036] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  411.852620] ppp0: recursion detected
[  412.860126] ppp0: recursion detected