[  860.769957][T12971] PPP generic driver version 2.4.2
[  860.781881][T12971] NET: Registered PF_PPPOX protocol family
[  860.808815][T12971] l2tp_core: L2TP core driver, V2.0
[  860.815784][T12971] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  866.241153][T13041] ppp0: recursion detected
[  867.315083][T13004] ppp0: recursion detected