[  868.330956][T12121] PPP generic driver version 2.4.2
[  868.339558][T12121] NET: Registered PF_PPPOX protocol family
[  868.377869][T12121] l2tp_core: L2TP core driver, V2.0
[  868.385274][T12121] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  874.350167][T12206] ppp0: recursion detected
[  875.434525][T12157] ppp0: recursion detected