[  384.981297] PPP generic driver version 2.4.2
[  384.982014] NET: Registered PF_PPPOX protocol family
[  384.984243] l2tp_core: L2TP core driver, V2.0
[  384.985863] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  392.408285] ppp0: recursion detected
[  393.422025] ppp0: recursion detected