[  874.865623][T11247] PPP generic driver version 2.4.2
[  874.873868][T11247] NET: Registered PF_PPPOX protocol family
[  874.900402][T11247] l2tp_core: L2TP core driver, V2.0
[  874.906918][T11247] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  880.061353][T11327] ppp0: recursion detected
[  881.127396][T11286] ppp0: recursion detected