[  878.944442][T11215] PPP generic driver version 2.4.2
[  878.950792][T11215] NET: Registered PF_PPPOX protocol family
[  878.961097][T11215] l2tp_core: L2TP core driver, V2.0
[  878.968413][T11215] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  884.252498][T11293] ppp0: recursion detected
[  885.331879][T11253] ppp0: recursion detected