[  868.502874][T11160] PPP generic driver version 2.4.2
[  868.510700][T11160] NET: Registered PF_PPPOX protocol family
[  868.539945][T11160] l2tp_core: L2TP core driver, V2.0
[  868.568206][T11160] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  877.001409][T11342] ppp0: recursion detected
[  878.082267][T11198] ppp0: recursion detected