[  856.918641][T11237] PPP generic driver version 2.4.2
[  856.924732][T11237] NET: Registered PF_PPPOX protocol family
[  856.946924][T11237] l2tp_core: L2TP core driver, V2.0
[  856.953337][T11237] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  862.195098][T11316] ppp0: recursion detected
[  863.252909][T11275] ppp0: recursion detected