[  920.499598][T11247] PPP generic driver version 2.4.2
[  920.510182][T11247] NET: Registered PF_PPPOX protocol family
[  920.560609][T11247] l2tp_core: L2TP core driver, V2.0
[  920.571255][T11247] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  925.976280][T11318] ppp0: recursion detected
[  927.041972][T11279] ppp0: recursion detected