[  923.023646][T12961] PPP generic driver version 2.4.2
[  923.030228][T12961] NET: Registered PF_PPPOX protocol family
[  923.052082][T12961] l2tp_core: L2TP core driver, V2.0
[  923.064695][T12961] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  928.723757][T13040] ppp0: recursion detected
[  929.818310][T13000] ppp0: recursion detected