[  859.738703][T10696] PPP generic driver version 2.4.2
[  859.749891][T10696] NET: Registered PF_PPPOX protocol family
[  859.799420][T10696] l2tp_core: L2TP core driver, V2.0
[  859.811417][T10696] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  868.081819][T10857] ppp0: recursion detected
[  869.163099][T10735] ppp0: recursion detected