1 .\" $OpenBSD: txp.4,v 1.8 2001/06/26 02:09:11 pjanzen Exp $
2 .\" $FreeBSD: src/share/man/man4/txp.4,v 1.1.2.2 2001/08/17 13:08:39 ru Exp $
3 .\" $DragonFly: src/share/man/man4/txp.4,v 1.4 2007/02/25 12:03:07 swildner Exp $
5 .\" Copyright (c) 2001 Jason L. Wright (jason@thought.net)
6 .\" All rights reserved.
8 .\" Redistribution and use in source and binary forms, with or without
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18 .\" This product includes software developed by Jason L. Wright
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39 .Nd 3Com 3XP Typhoon/Sidewinder (3CR990) Ethernet interface
45 interface provides access to the 10Mb/s and 100Mb/s Ethernet networks via the
47 .Tn Typhoon/Sidewinder
49 This driver supports the following cards:
51 .Bl -bullet -offset indent -compact
66 Basic Ethernet functions are provided as well as support for
68 tag removal and insertion assistance, receive
78 There is currently no support for
88 Note that hardware checksumming is only used when the interface is not
93 Each of the host's network addresses
94 is specified at boot time with an
99 interface employs the address resolution protocol described in
101 to dynamically map between Internet and Ethernet addresses on the local
106 interface is brought up, by default, it will attempt to auto-negotiate the
107 link speed and duplex mode.
108 The speeds, in order of attempt, are:
109 100Mb/s Full Duplex, 100Mb/s Half Duplex, 10 Mb/s Full Duplex, and
114 supports several media types, which are selected via the
117 The supported media types are:
118 .Bl -tag -width indent
119 .It Cm media autoselect
120 Attempt to autoselect the media type (default)
121 .It Cm media 100baseTX mediaopt full-duplex
122 Use 100baseTX, full duplex
123 .It Cm media 100baseTX Op Cm mediaopt half-duplex
124 Use 100baseTX, half duplex
125 .It Cm media 10baseT mediaopt full-duplex
126 Use 10baseT, full duplex
127 .It Cm media 10baseT Op Cm mediaopt half-duplex
128 Use 10baseT, half duplex
143 driver first appeared in