[  858.406212][T12972] PPP generic driver version 2.4.2
[  858.412838][T12972] NET: Registered PF_PPPOX protocol family
[  858.429915][T12972] l2tp_core: L2TP core driver, V2.0
[  858.436292][T12972] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  863.717789][T13051] ppp0: recursion detected
[  864.784968][T13009] ppp0: recursion detected