USBNET(4) FreeBSD Kernel Interfaces Manual 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
The usbnet framework was written by Matthew R. Green <
[email protected]>
FreeBSD 14.1-RELEASE-p8 June 15, 2021 FreeBSD 14.1-RELEASE-p8