[  936.509772][T13064] PPP generic driver version 2.4.2
[  936.522600][T13064] NET: Registered PF_PPPOX protocol family
[  936.539316][T13064] l2tp_core: L2TP core driver, V2.0
[  936.546071][T13064] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  942.216193][T13149] ppp0: recursion detected
[  943.278367][T13104] ppp0: recursion detected