[  901.156590][T11107] PPP generic driver version 2.4.2
[  901.163577][T11107] NET: Registered PF_PPPOX protocol family
[  901.186789][T11107] l2tp_core: L2TP core driver, V2.0
[  901.193297][T11107] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  909.301823][T11265] ppp0: recursion detected
[  910.355731][T11140] ppp0: recursion detected