[  878.700518][T12983] PPP generic driver version 2.4.2
[  878.706262][T12983] NET: Registered PF_PPPOX protocol family
[  878.723633][T12983] l2tp_core: L2TP core driver, V2.0
[  878.730802][T12983] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  884.131334][T13066] ppp0: recursion detected
[  885.196009][T13023] ppp0: recursion detected