[  881.457699][T11215] PPP generic driver version 2.4.2
[  881.465228][T11215] NET: Registered PF_PPPOX protocol family
[  881.477920][T11215] l2tp_core: L2TP core driver, V2.0
[  881.485653][T11215] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  886.761010][T11289] ppp0: recursion detected
[  887.839875][T11253] ppp0: recursion detected