[  867.514334][T10698] PPP generic driver version 2.4.2
[  867.526901][T10698] NET: Registered PF_PPPOX protocol family
[  867.564123][T10698] l2tp_core: L2TP core driver, V2.0
[  867.578349][T10698] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  872.944378][T10779] ppp0: recursion detected
[  874.009491][T10738] ppp0: recursion detected