[  388.601523] PPP generic driver version 2.4.2
[  388.602233] NET: Registered PF_PPPOX protocol family
[  388.604321] l2tp_core: L2TP core driver, V2.0
[  388.606206] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  392.985742] ppp0: recursion detected
[  393.998244] ppp0: recursion detected