[  872.440960][T11247] PPP generic driver version 2.4.2
[  872.447601][T11247] NET: Registered PF_PPPOX protocol family
[  872.470448][T11247] l2tp_core: L2TP core driver, V2.0
[  872.476905][T11247] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  877.799410][T11332] ppp0: recursion detected
[  878.860242][T11285] ppp0: recursion detected