[  871.385354][T11247] PPP generic driver version 2.4.2
[  871.391699][T11247] NET: Registered PF_PPPOX protocol family
[  871.420926][T11247] l2tp_core: L2TP core driver, V2.0
[  871.427202][T11247] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  879.600558][T11434] ppp0: recursion detected
[  880.660606][T11286] ppp0: recursion detected