[  860.783443][T12963] PPP generic driver version 2.4.2
[  860.790326][T12963] NET: Registered PF_PPPOX protocol family
[  860.808699][T12963] l2tp_core: L2TP core driver, V2.0
[  860.814560][T12963] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  866.028977][T13040] ppp0: recursion detected
[  867.095316][T12999] ppp0: recursion detected