USBNET(4)

NAME
usbnet - generic USB network driver backend diagnostics

DESCRIPTION
The usbnet subsystem provides support for USB network devices. This manual describes diagnostics that may be seen.

DIAGNOSTICS

devN: sysctl_createv failed
    Unable to create debug node for NetBSD.

devN: usb errors on rx
    Error status from device upon Rx interrupt, device may be non-functional.

devN: usb error on tx
    Error status from device upon Tx interrupt., device may be non-functional.

devN: usb error on intr
    Error status from device upon interrupt, device may be non-functional.

devN: rxeof: too large transfer
    Network input rejected.

devN: close pipe N
    Closing of Rx, Tx or Interrupt pipe failed, device may be non-functional.

devN: open rx/tx pipes failed
    Opening of Rx or Tx pipes failed, device non-functional.

devN: [rt]x list init failed
    Creation of Rx or Tx list failed, device non-functional.

devN: watchdog timeout
    Time out in transmission.

devN: pipe abort failed
    Aborting USB pipes after watchdog timeout failed.

devN: couldn't establish power handler
    Call to pmf_device_register(9) failed, disabling system suspend.

The usbnet manual lists generic diagnostics generated by USB network devices.

SEE ALSO
arp(4), aue(4), axe(4), axen(4), cdce(4), cue(4), ifmedia(4), intro(4), kue(4), mos(4), mue(4), netintro(4), smsc(4), udav(4), upl(4), ure(4), url(4), urndis(4), usb(4), usbnet(9)

HISTORY
The usbnet framework first appeared in NetBSD 9.0.

AUTHORS
-nosplit The usbnet framework was written by Matthew R. Green <mrg@eterna23.net>