[  877.470540][T11261] PPP generic driver version 2.4.2
[  877.477030][T11261] NET: Registered PF_PPPOX protocol family
[  877.503468][T11261] l2tp_core: L2TP core driver, V2.0
[  877.511710][T11261] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  882.687880][T11340] ppp0: recursion detected
[  883.743946][T11300] ppp0: recursion detected