[  585.182895][ T9636] PPP generic driver version 2.4.2
[  585.187445][ T9636] NET: Registered PF_PPPOX protocol family
[  585.198665][ T9636] l2tp_core: L2TP core driver, V2.0
[  585.208311][ T9636] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  589.979844][ T9703] ppp0: recursion detected
[  591.022538][ T9668] ppp0: recursion detected