[  854.953371][T12962] PPP generic driver version 2.4.2
[  854.960340][T12962] NET: Registered PF_PPPOX protocol family
[  854.983019][T12962] l2tp_core: L2TP core driver, V2.0
[  854.989069][T12962] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  860.363197][T13040] ppp0: recursion detected
[  861.424965][T12995] ppp0: recursion detected