[  901.445630][T11174] PPP generic driver version 2.4.2
[  901.474891][T11174] NET: Registered PF_PPPOX protocol family
[  901.513134][T11174] l2tp_core: L2TP core driver, V2.0
[  901.533175][T11174] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  906.667944][T11236] ppp0: recursion detected
[  907.725304][T11199] ppp0: recursion detected