[  878.581130][T12983] PPP generic driver version 2.4.2
[  878.593734][T12983] NET: Registered PF_PPPOX protocol family
[  878.617688][T12983] l2tp_core: L2TP core driver, V2.0
[  878.624235][T12983] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  883.866594][T13055] ppp0: recursion detected
[  884.933326][T13016] ppp0: recursion detected