[  871.088679][T11244] PPP generic driver version 2.4.2
[  871.097517][T11244] NET: Registered PF_PPPOX protocol family
[  871.116019][T11244] l2tp_core: L2TP core driver, V2.0
[  871.127602][T11244] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  876.279842][T11323] ppp0: recursion detected
[  877.337269][T11283] ppp0: recursion detected