[  888.060747][T12972] PPP generic driver version 2.4.2
[  888.073487][T12972] NET: Registered PF_PPPOX protocol family
[  888.114718][T12972] l2tp_core: L2TP core driver, V2.0
[  888.127295][T12972] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  894.123498][T13055] ppp0: recursion detected
[  895.221398][T13011] ppp0: recursion detected