[  867.870625][T12226] PPP generic driver version 2.4.2
[  867.877153][T12226] NET: Registered PF_PPPOX protocol family
[  867.894573][T12226] l2tp_core: L2TP core driver, V2.0
[  867.905616][T12226] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  873.237551][T12305] ppp0: recursion detected
[  874.305710][T12264] ppp0: recursion detected