[  817.567199][T10257] PPP generic driver version 2.4.2
[  817.573148][T10257] NET: Registered PF_PPPOX protocol family
[  817.590530][T10257] l2tp_core: L2TP core driver, V2.0
[  817.603150][T10257] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  822.750936][T10332] ppp0: recursion detected
[  823.807604][T10297] ppp0: recursion detected