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.\" $OpenBSD: cue.4,v 1.5 2001/06/22 12:15:44 mpech Exp $
.\" $NetBSD: cue.4,v 1.2 2000/01/16 13:54:39 augustss Exp $
.\"
.\" Copyright (c) 1997, 1998, 1999, 2000
.\" Bill Paul <wpaul@ee.columbia.edu>. All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\" notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\" notice, this list of conditions and the following disclaimer in the
.\" documentation and/or other materials provided with the distribution.
.\" 3. All advertising materials mentioning features or use of this software
.\" must display the following acknowledgement:
.\" This product includes software developed by Bill Paul.
.\" 4. Neither the name of the author nor the names of any co-contributors
.\" may be used to endorse or promote products derived from this software
.\" without specific prior written permission.
.\"
.\" THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
.\" ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
.\" THE POSSIBILITY OF SUCH DAMAGE.
.\"
.\" $FreeBSD: src/share/man/man4/cue.4,v 1.1 2000/01/14 03:14:47 wpaul Exp $
.\"
.Dd January 13, 2000
.Dt CUE 4
.Os
.Sh NAME
.Nm cue
.Nd CATC USB-EL1201A USB Ethernet driver
.Sh SYNOPSIS
.Cd "cue* at uhub?"
.Sh DESCRIPTION
The
.Nm
driver provides support for USB Ethernet adapters based on the Computer
Access Technology Corporation's USB-EL1202A chipset.
This includes the following adapters:
.Pp
.Bl -tag -width -offset indent -compact
.It Tn CATC Netmate
.It Tn CATC Netmate II
.It Tn Belkin F5U111
.El
.Pp
The USB-EL1202A supports a 512-bit multicast hash filter, single perfect
filter entry for the station address and promiscuous mode.
Packets are
received and transmitted over separate USB bulk transfer endpoints.
.Pp
The CATC adapter supports only 10Mbps half-duplex mode, hence there are no
.Xr ifmedia 4
modes to select.
.Pp
For more information on configuring this device, see
.Xr ifconfig 8 .
.Sh DIAGNOSTICS
.Bl -diag
.It "cue%d: watchdog timeout"
A packet was queued for transmission and a transmit command was
issued, however the device failed to acknowledge the transmission
before a timeout expired.
.It "cue%d: no memory for rx list"
The driver failed to allocate an mbuf for the receiver ring.
.El
.Sh SEE ALSO
.Xr arp 4 ,
.Xr netintro 4 ,
.Xr usb 4 ,
.Xr ifconfig 8
.Sh HISTORY
The
.Nm
device driver first appeared in
.Fx 4.0 .
.Ox
support was added in
.Ox 2.7 .
.Sh AUTHORS
The
.Nm
driver was written by Bill Paul <wpaul@ee.columbia.edu> and ported to
.Ox
by Aaron Campbell <aaron@openbsd.org> .
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