[  853.156501][T11159] PPP generic driver version 2.4.2
[  853.162888][T11159] NET: Registered PF_PPPOX protocol family
[  853.181174][T11159] l2tp_core: L2TP core driver, V2.0
[  853.194404][T11159] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  861.422992][T11352] ppp0: recursion detected
[  862.476499][T11199] ppp0: recursion detected