[  853.121141][T12963] PPP generic driver version 2.4.2
[  853.127635][T12963] NET: Registered PF_PPPOX protocol family
[  853.150119][T12963] l2tp_core: L2TP core driver, V2.0
[  853.156158][T12963] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  858.356477][T13042] ppp0: recursion detected
[  859.419426][T13002] ppp0: recursion detected