[  901.463325][T11157] PPP generic driver version 2.4.2
[  901.469557][T11157] NET: Registered PF_PPPOX protocol family
[  901.487256][T11157] l2tp_core: L2TP core driver, V2.0
[  901.494621][T11157] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  906.686716][T11234] ppp0: recursion detected
[  907.743633][T11195] ppp0: recursion detected