[  408.522265] PPP generic driver version 2.4.2
[  408.523048] NET: Registered PF_PPPOX protocol family
[  408.526783] l2tp_core: L2TP core driver, V2.0
[  408.527835] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  412.946561] ppp0: recursion detected