[ 1005.454207][T11375] PPP generic driver version 2.4.2
[ 1005.460474][T11375] NET: Registered PF_PPPOX protocol family
[ 1005.478510][T11375] l2tp_core: L2TP core driver, V2.0
[ 1005.486862][T11375] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[ 1010.716517][T11454] ppp0: recursion detected
[ 1011.797462][T11412] ppp0: recursion detected