[  407.269711] PPP generic driver version 2.4.2
[  407.273073] NET: Registered PF_PPPOX protocol family
[  407.275239] l2tp_core: L2TP core driver, V2.0
[  407.276177] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  411.619183] ppp0: recursion detected
[  412.637372] ppp0: recursion detected