[  854.843313][T12985] PPP generic driver version 2.4.2
[  854.848670][T12985] NET: Registered PF_PPPOX protocol family
[  854.872353][T12985] l2tp_core: L2TP core driver, V2.0
[  854.878073][T12985] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  860.260826][T13057] ppp0: recursion detected
[  861.308396][T13018] ppp0: recursion detected