[  407.596026] PPP generic driver version 2.4.2
[  407.598231] NET: Registered PF_PPPOX protocol family
[  407.600514] l2tp_core: L2TP core driver, V2.0
[  407.601661] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  411.981337] ppp0: recursion detected
[  412.992021] ppp0: recursion detected