[  881.535478][T11251] PPP generic driver version 2.4.2
[  881.541382][T11251] NET: Registered PF_PPPOX protocol family
[  881.575450][T11251] l2tp_core: L2TP core driver, V2.0
[  881.583254][T11251] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  886.818746][T11328] ppp0: recursion detected
[  887.873093][T11288] ppp0: recursion detected