1.\" $NetBSD: ifmedia.4,v 1.29 2009/04/10 17:07:15 joerg Exp $ 2.\" 3.\" Copyright (c) 1998, 1999, 2000, 2001, 2002, 2003, 2004 4.\" The NetBSD Foundation, Inc. 5.\" All rights reserved. 6.\" 7.\" This code is derived from software contributed to The NetBSD Foundation 8.\" by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9.\" NASA Ames Research Center. 10.\" 11.\" Redistribution and use in source and binary forms, with or without 12.\" modification, are permitted provided that the following conditions 13.\" are met: 14.\" 1. Redistributions of source code must retain the above copyright 15.\" notice, this list of conditions and the following disclaimer. 16.\" 2. Redistributions in binary form must reproduce the above copyright 17.\" notice, this list of conditions and the following disclaimer in the 18.\" documentation and/or other materials provided with the distribution. 19.\" 3. All advertising materials mentioning features or use of this software 20.\" must display the following acknowledgement: 21.\" This product includes software developed by the NetBSD 22.\" Foundation, Inc. and its contributors. 23.\" 4. Neither the name of The NetBSD Foundation nor the names of its 24.\" contributors may be used to endorse or promote products derived 25.\" from this software without specific prior written permission. 26.\" 27.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37.\" POSSIBILITY OF SUCH DAMAGE. 38.\" 39.Dd September 30, 2014 40.Dt IFMEDIA 4 41.Os 42.Sh NAME 43.Nm ifmedia 44.Nd network interface media settings 45.Sh SYNOPSIS 46.In sys/socket.h 47.In net/if.h 48.In net/if_media.h 49.Sh DESCRIPTION 50The 51.Nm 52interface provides a consistent method for querying and setting 53network interface media and media options. The media is typically 54set using the 55.Xr ifconfig 8 56command. 57.Pp 58There are currently four link types supported by 59.Nm : 60.Bl -tag -offset indent -width ".Dv IFM_IEEE80211" 61.It Dv IFM_ATM 62Asynchronous Transfer Mode 63.It Dv IFM_CARP 64Common Address Redundancy Protocol 65.It Dv IFM_ETHER 66Ethernet 67.It Dv IFM_IEEE80211 68IEEE802.11 Wireless LAN 69.El 70.Pp 71The following sections describe the possible media settings for each 72link type. Not all of these are supported by every device; refer to 73your device's manual page for more information. 74.Pp 75The lists below provide the possible names of each media type or option. 76The first name in the list is the canonical name of the media type or 77option. Additional names are acceptable aliases for the media type or 78option. 79.Sh COMMON MEDIA TYPES AND OPTIONS 80The following media types are shared by all link types: 81.Bl -tag -offset indent -width ".Dv IFM_MANUAL" 82.It Dv IFM_AUTO 83Autoselect the best media. [autoselect, auto] 84.It Dv IFM_MANUAL 85Jumper or switch on device selects media. [manual] 86.It Dv IFM_NONE 87Deselect all media. [none] 88.El 89.Pp 90The following media options are shared by all link types: 91.Bl -tag -offset indent -width ".Dv IFM_FLAG0" 92.It Dv IFM_FDX 93Place the device into full-duplex mode. This option only has meaning 94if the device is normally not full-duplex. [full-duplex] 95.It Dv IFM_HDX 96Place the device into half-duplex mode. This option only has meaning 97if the device is normally not half-duplex. [half-duplex] 98.It Dv IFM_FLAG0 99Driver-defined flag. [flag0] 100.It Dv IFM_FLAG1 101Driver-defined flag. [flag1] 102.It Dv IFM_FLAG2 103Driver-defined flag. [flag2] 104.It Dv IFM_LOOP 105Place the device into hardware loopback mode. [hw-loopback] 106.El 107.Sh MEDIA TYPES AND OPTIONS FOR ASYNCHRONOUS TRANSFER MODE 108The following media types are defined for Asynchronous Transfer Mode: 109.Bl -tag -offset indent -width ".Dv IFM_ATM_TAXI_100" 110.It Dv IFM_ATM_UNKNOWN 111Unknown media type. [Unknown, UNKNOWN] 112.It Dv IFM_ATM_UTP_25 11325Mb/s over unshielded twisted pair. [UTP/25.6MBit, UTP-25] 114.It Dv IFM_ATM_TAXI_100 115AMD TAXI, 100Mb/s over multi-mode fiber optic cables. [Taxi/100MBit, TAXI-100] 116.It Dv IFM_ATM_TAXI_140 117AMD TAXI, 140Mb/s over multi-node fiber optic cables. [Taxi/140MBit, TAXI-140] 118.It Dv IFM_ATM_MM_155 119155Mb/s over multi-mode fiber optic cables. [Multi-mode/155MBit, MM-155] 120.It Dv IFM_ATM_SM_155 121155Mb/s over single-mode fiber optic cables. [Single-mode/155MBit, SM-155] 122.It Dv IFM_ATM_UTP_155 123155Mb/s over unshielded twisted pair. [UTP/155Mbit, UTP-155] 124.It Dv IFM_ATM_MM_622 125622Mb/s over multi-mode fiber optic cables. [Multi-mode/622MBit, MM-622] 126.It Dv IFM_ATM_SM_622 127622Mb/s over single-mode fiber optic cables. [Single-mode/622MBit, SM-622] 128.\".It Dv IFM_ATM_VIRTUAL 129.\"... 130.El 131.Sh MEDIA TYPES AND OPTIONS FOR ETHERNET 132The following media types are defined for Ethernet: 133.Bl -tag -offset indent -width ".Dv IFM_1000_FX" 134.It Dv IFM_HPNA_1 135HomePNA 1.0, 1Mb/s. [homePNA] 136.It Dv IFM_10_T 13710BASE-T, 10Mb/s over unshielded twisted pair, RJ45 connector. [10baseT/UTP, 138UTP, 10UTP] 139.It Dv IFM_10_2 14010BASE2, 10Mb/s over coaxial cable, BNC connector, also called Thinnet. 141[10base2/BNC, BNC, 10BNC] 142.It Dv IFM_10_5 14310BASE5, 10Mb/s over 15-wire cables, DB15 connector, also called AUI. 144[10base5/AUI, AUI, 10AUI] 145.It Dv IFM_10_STP 14610BASE-STP, 10Mb/s over shielded twisted pair, DB9 connector. [10baseSTP, 14710STP] 148.It Dv IFM_10_FL 14910BASE-FL, 10Mb/s over fiber optic cables. [10baseFL, 10FL] 150.It Dv IFM_100_TX 151100BASE-TX, 100Mb/s over unshielded twisted pair, RJ45 connector. [100baseTX, 152100TX] 153.It Dv IFM_100_FX 154100BASE-FX, 100Mb/s over fiber optic cables. [100baseFX, 100FX] 155.It Dv IFM_100_T4 156100BASE-T4, 100Mb/s over 4-wire (category 3) unshielded twisted pair, RJ45 157connector. [100baseT4, 100T4] 158.It Dv IFM_100_T2 159100BASE-T2. [100baseT2, 100T2] 160.It Dv IFM_100_VG 161100VG-AnyLAN. [100baseVG, 100VG] 162.It Dv IFM_1000_SX 1631000BASE-SX, 1Gb/s over multi-mode fiber optic cables. (short waves) 164[1000baseSX, 1000SX] 165.It Dv IFM_1000_LX 1661000BASE-LX, 1Gb/s over single-mode fiber optic cables. (long waves) 167[1000baseLX, 1000LX] 168.It Dv IFM_1000_CX 1691000BASE-CX, 1Gb/s over shielded twisted pair. (twinax) 170[1000baseCX, 1000CX] 171.It Dv IFM_1000_T 1721000BASE-T, 1Gb/s over category 5 unshielded twisted pair, 802.3ab, RJ45 173connector. 174[1000baseT, 1000T] 175.It Dv IFM_10G_LR 17610GBASE-LR, 10Gb/s over single-mode fiber optic cables. 177[10Gbase-LR] 178.It Dv IFM_10G_SR 17910GBASE-SR, 10Gb/s over multi-mode fiber optic cables. 180[10Gbase-SR] 181.It Dv IFM_10G_CX4 18210GBASE-CX4, 10Gb/s over XAUI 4-lane PCS and copper cables. 183[10Gbase-CX4] 184.It Dv IFM_2500_SX 1852500BASE-SX, 2.5Gb/s over multi-mode fiber optic cables. 186[2500BaseSX, 2500SX] 187.\".It Dv IFM_10G_TWINAX 188.\".It Dv IFM_10G_TWINAX_LONG 189.\".It Dv IFM_10G_LRM 190.It Dv IFM_10G_T 19110GBASE-T, 10Gb/s over unshielded twisted pair, RJ45 connector. 192[10Gbase-T] 193.It Dv IFM_40G_CR4 19440GBASE-CR4, 40Gb/s over twin-ax copper cable. 195[40GBASE-CR4] 196.It Dv IFM_40G_SR4 19740GBASE-SR4, 40Gb/s over multi-mode fiber optic cables. 198[40GBASE-SR4] 199.It Dv IFM_40G_LR4 20040GBASE-LR4, 40Gb/s over single-mode fiber optic cables. 201[40GBASE-LR4] 202.El 203.Pp 204The following media options defined for Ethernet: 205.Bl -tag -offset indent -width ".Dv IFM_ETH_TXPAUSE" 206.It Dv IFM_ETH_MASTER 207Configure a 1000BASE-T PHY as the clock master for a 1000BASE-T link. 208This option has no effect 209.Pf ( shows current status only ) 210if the media is 211.Dv IFM_AUTO . 212.It Dv IFM_ETH_TXPAUSE 213Configure the device to send PAUSE 214.Pf ( flow control ) 215frames. 216This option has no effect 217.Pf ( shows current status only ) 218if the media is 219.Dv IFM_AUTO . 220.It Dv IFM_ETH_RXPAUSE 221Configure the device to receive PAUSE 222.Pf ( flow control ) 223frames. 224This option has no effect 225.Pf ( shows current status only ) 226if the media is 227.Dv IFM_AUTO . 228.El 229.Sh MEDIA TYPES AND OPTIONS FOR IEEE802.11 WIRELESS LAN 230The following media types are defined for IEEE802.11 Wireless LAN: 231.Bl -tag -offset indent -width ".Dv IFM_IEEE80211_OFDM12" 232.It Dv IFM_IEEE80211_FH1 233Frequency Hopping 1Mbps. [FH/1Mbps, FH1, FrequencyHopping/1Mbps] 234.It Dv IFM_IEEE80211_FH2 235Frequency Hopping 2Mbps. [FH/2Mbps, FH2, FrequencyHopping/2Mbps] 236.It Dv IFM_IEEE80211_DS354k 237Direct Sequence 354Kbps. [DS/354Kbps, DS354K, DirectSequence/354Kbps] 238.It Dv IFM_IEEE80211_DS512k 239Direct Sequence 512Kbps. [DS/512Kbps, DS512K, DirectSequence/512Kbps] 240.It Dv IFM_IEEE80211_DS1 241Direct Sequence 1Mbps. [DS/1Mbps, DS1, DirectSequence/1Mbps, CCK1] 242.It Dv IFM_IEEE80211_DS2 243Direct Sequence 2Mbps. [DS/2Mbps, DS2, DirectSequence/2Mbps, CCK2] 244.It Dv IFM_IEEE80211_DS5 245Direct Sequence 5Mbps. [DS/5.5Mbps, DS5, DirectSequence/5.5Mbps, CCK5.5] 246.It Dv IFM_IEEE80211_DS11 247Direct Sequence 11Mbps. [DS/11Mbps, DS11, DirectSequence/11Mbps, CCK11] 248.It Dv IFM_IEEE80211_DS22 249Direct Sequence 22Mbps. [DS/22Mbps, DS22, DirectSequence/22Mbps] 250.\".It Dv IFM_IEEE80211_MCS 251.\"... 252.It Dv IFM_IEEE80211_OFDM3 253Orthogonal Frequency Division Multiplexing 3Mbps. [OFDM/3Mbps OFDM3] 254.It Dv IFM_IEEE80211_OFDM4 255Orthogonal Frequency Division Multiplexing 4.5Mbps. [OFDM/4.5Mbps OFDM4.5] 256.It Dv IFM_IEEE80211_OFDM6 257Orthogonal Frequency Division Multiplexing 6Mbps. [OFDM/6Mbps, OFDM6] 258.It Dv IFM_IEEE80211_OFDM9 259Orthogonal Frequency Division Multiplexing 9Mbps. [OFDM/9Mbps, OFDM9] 260.It Dv IFM_IEEE80211_OFDM12 261Orthogonal Frequency Division Multiplexing 12Mbps. [OFDM/12Mbps, OFDM12] 262.It Dv IFM_IEEE80211_OFDM18 263Orthogonal Frequency Division Multiplexing 18Mbps. [OFDM/18Mbps, OFDM18] 264.It Dv IFM_IEEE80211_OFDM24 265Orthogonal Frequency Division Multiplexing 24Mbps. [OFDM/24Mbps, OFDM24] 266.It Dv IFM_IEEE80211_OFDM27 267Orthogonal Frequency Division Multiplexing 27Mbps. [OFDM/27Mbps, OFDM27] 268.It Dv IFM_IEEE80211_OFDM36 269Orthogonal Frequency Division Multiplexing 36Mbps. [OFDM/36Mbps, OFDM36] 270.It Dv IFM_IEEE80211_OFDM48 271Orthogonal Frequency Division Multiplexing 48Mbps. [OFDM/48Mbps, OFDM48] 272.It Dv IFM_IEEE80211_OFDM54 273Orthogonal Frequency Division Multiplexing 54Mbps. [OFDM/54Mbps, OFDM54] 274.It Dv IFM_IEEE80211_OFDM72 275Orthogonal Frequency Division Multiplexing 72Mbps. [OFDM/72Mbps, OFDM72] 276.El 277.Pp 278The following media options are defined for IEEE802.11 Wireless LAN: 279.Bl -tag -offset indent -width ".Dv IFM_IEEE80211_MONITOR" 280.It Dv IFM_IEEE80211_ADHOC 281Ad-hoc mode. [adhoc] 282.Pp 283In some drivers, it may be used with the 284.Dv IFM_FLAG0 285[flag0] media option to specify non-standard ad-hoc demo mode. 286.It Dv IFM_IEEE80211_HOSTAP 287Access Point mode. [hostap] 288.It Dv IFM_IEEE80211_IBSS 289IBSS mode. [ibss] 290.It Dv IFM_IEEE80211_MBSS 291MBSS mode. [mesh] 292.It Dv IFM_IEEE80211_MONITOR 293Monitor mode. [monitor] 294.It Dv IFM_IEEE80211_TURBO 295Turbo mode. [turbo] 296.It Dv IFM_IEEE80211_WDS 297WDS mode. [wds] 298.El 299.Pp 300The following operating modes are defined for IEEE802.11 Wireless LAN: 301.Bl -tag -offset indent -width ".Dv IFM_IEEE80211_11NA" 302.It Dv IFM_AUTO 303Autoselect the best mode. [autoselect, auto] 304.It Dv IFM_IEEE80211_11A 305Orthogonal Frequency Division Multiplexing, 5GHz. [11a] 306.It Dv IFM_IEEE80211_11NA 307High Throughput, 5GHz. [11na] 308.It Dv IFM_IEEE80211_11B 309Direct Sequence mode. [11b] 310.It Dv IFM_IEEE80211_11G 311Complementary Code Keying, 2GHz. [11g] 312.It Dv IFM_IEEE80211_11NG 313High Throughput, 2GHz. [11ng] 314.It Dv IFM_IEEE80211_FH 315Gaussian Frequency Shift Keying, 2GHz. [fh] 316.El 317.Sh SEE ALSO 318.Xr netintro 4 , 319.Xr ifconfig 8 320