[  860.442133][T12962] PPP generic driver version 2.4.2
[  860.448130][T12962] NET: Registered PF_PPPOX protocol family
[  860.468766][T12962] l2tp_core: L2TP core driver, V2.0
[  860.474350][T12962] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  865.756126][T13034] ppp0: recursion detected
[  866.817532][T12995] ppp0: recursion detected