[  861.321419][T13087] PPP generic driver version 2.4.2
[  861.334168][T13087] NET: Registered PF_PPPOX protocol family
[  861.357046][T13087] l2tp_core: L2TP core driver, V2.0
[  861.364078][T13087] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  866.605185][T13157] ppp0: recursion detected
[  867.666123][T13120] ppp0: recursion detected