[  820.199570][T12122] PPP generic driver version 2.4.2
[  820.206111][T12122] NET: Registered PF_PPPOX protocol family
[  820.248068][T12122] l2tp_core: L2TP core driver, V2.0
[  820.254698][T12122] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  825.664042][T12205] ppp0: recursion detected
[  825.698917][    C1] ppp0: recursion detected
[  826.721500][T12160] ppp0: recursion detected