[  875.130112][T11109] PPP generic driver version 2.4.2
[  875.139360][T11109] NET: Registered PF_PPPOX protocol family
[  875.166321][T11109] l2tp_core: L2TP core driver, V2.0
[  875.173958][T11109] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  883.329346][T11279] ppp0: recursion detected
[  884.395324][T11146] ppp0: recursion detected