[  867.405933][T11247] PPP generic driver version 2.4.2
[  867.413276][T11247] NET: Registered PF_PPPOX protocol family
[  867.437497][T11247] l2tp_core: L2TP core driver, V2.0
[  867.444406][T11247] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  872.491043][T11319] ppp0: recursion detected
[  873.544003][T11280] ppp0: recursion detected