[  864.073309][T12984] PPP generic driver version 2.4.2
[  864.080270][T12984] NET: Registered PF_PPPOX protocol family
[  864.103926][T12984] l2tp_core: L2TP core driver, V2.0
[  864.127970][T12984] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  869.435281][T13061] ppp0: recursion detected
[  870.496436][T13024] ppp0: recursion detected