[  416.134567] PPP generic driver version 2.4.2
[  416.135247] NET: Registered PF_PPPOX protocol family
[  416.137689] l2tp_core: L2TP core driver, V2.0
[  416.138636] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  420.487354] ppp0: recursion detected
[  421.498284] ppp0: recursion detected