[  871.543442][T11248] PPP generic driver version 2.4.2
[  871.550714][T11248] NET: Registered PF_PPPOX protocol family
[  871.577719][T11248] l2tp_core: L2TP core driver, V2.0
[  871.583422][T11248] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  876.837458][T11334] ppp0: recursion detected
[  876.894626][    C0] ppp0: recursion detected
[  877.903083][T11287] ppp0: recursion detected