[  852.493302][T11253] PPP generic driver version 2.4.2
[  852.499266][T11253] NET: Registered PF_PPPOX protocol family
[  852.517587][T11253] l2tp_core: L2TP core driver, V2.0
[  852.529792][T11253] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  857.658036][T11330] ppp0: recursion detected
[  858.706184][T11293] ppp0: recursion detected