[  873.351952][T11250] PPP generic driver version 2.4.2
[  873.360693][T11250] NET: Registered PF_PPPOX protocol family
[  873.385588][T11250] l2tp_core: L2TP core driver, V2.0
[  873.394149][T11250] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  878.582393][T11329] ppp0: recursion detected
[  879.639587][T11290] ppp0: recursion detected