[  844.615203][T12121] PPP generic driver version 2.4.2
[  844.622806][T12121] NET: Registered PF_PPPOX protocol family
[  844.645136][T12121] l2tp_core: L2TP core driver, V2.0
[  844.651447][T12121] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  849.896221][T12198] ppp0: recursion detected
[  850.970551][T12159] ppp0: recursion detected