[  820.805379][T12123] PPP generic driver version 2.4.2
[  820.811228][T12123] NET: Registered PF_PPPOX protocol family
[  820.831849][T12123] l2tp_core: L2TP core driver, V2.0
[  820.838023][T12123] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  826.015048][T12195] ppp0: recursion detected
[  827.076219][T12156] ppp0: recursion detected