[  883.163263][T12962] PPP generic driver version 2.4.2
[  883.171112][T12962] NET: Registered PF_PPPOX protocol family
[  883.197954][T12962] l2tp_core: L2TP core driver, V2.0
[  883.204205][T12962] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  888.843057][T13032] ppp0: recursion detected
[  889.906132][T12995] ppp0: recursion detected