[  875.733074][T11247] PPP generic driver version 2.4.2
[  875.740635][T11247] NET: Registered PF_PPPOX protocol family
[  875.760538][T11247] l2tp_core: L2TP core driver, V2.0
[  875.768774][T11247] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  881.002943][T11331] ppp0: recursion detected
[  882.059134][T11286] ppp0: recursion detected