[  873.399923][T11352] PPP generic driver version 2.4.2
[  873.412839][T11352] NET: Registered PF_PPPOX protocol family
[  873.438840][T11352] l2tp_core: L2TP core driver, V2.0
[  873.445137][T11352] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  878.596299][T11422] ppp0: recursion detected
[  879.658032][T11385] ppp0: recursion detected