[  909.081587][T12962] PPP generic driver version 2.4.2
[  909.087733][T12962] NET: Registered PF_PPPOX protocol family
[  909.111047][T12962] l2tp_core: L2TP core driver, V2.0
[  909.122421][T12962] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  914.574923][T13036] ppp0: recursion detected
[  915.633426][T12997] ppp0: recursion detected