[  896.628739][T12963] PPP generic driver version 2.4.2
[  896.636332][T12963] NET: Registered PF_PPPOX protocol family
[  896.652791][T12963] l2tp_core: L2TP core driver, V2.0
[  896.661510][T12963] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  901.781424][T13043] ppp0: recursion detected
[  901.995014][    C3] ppp0: recursion detected
[  902.839700][T13002] ppp0: recursion detected