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 June 30, 2012 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.El 194.Pp 195The following media options defined for Ethernet: 196.Bl -tag -offset indent -width ".Dv IFM_ETH_TXPAUSE" 197.It Dv IFM_ETH_MASTER 198Configure a 1000BASE-T PHY as the clock master for a 1000BASE-T link. 199This option has no effect 200.Pf ( shows current status only ) 201if the media is 202.Dv IFM_AUTO . 203.It Dv IFM_ETH_TXPAUSE 204Configure the device to send PAUSE 205.Pf ( flow control ) 206frames. 207This option has no effect 208.Pf ( shows current status only ) 209if the media is 210.Dv IFM_AUTO . 211.It Dv IFM_ETH_RXPAUSE 212Configure the device to receive PAUSE 213.Pf ( flow control ) 214frames. 215This option has no effect 216.Pf ( shows current status only ) 217if the media is 218.Dv IFM_AUTO . 219.El 220.Sh MEDIA TYPES AND OPTIONS FOR IEEE802.11 WIRELESS LAN 221The following media types are defined for IEEE802.11 Wireless LAN: 222.Bl -tag -offset indent -width ".Dv IFM_IEEE80211_OFDM12" 223.It Dv IFM_IEEE80211_FH1 224Frequency Hopping 1Mbps. [FH/1Mbps, FH1, FrequencyHopping/1Mbps] 225.It Dv IFM_IEEE80211_FH2 226Frequency Hopping 2Mbps. [FH/2Mbps, FH2, FrequencyHopping/2Mbps] 227.It Dv IFM_IEEE80211_DS354k 228Direct Sequence 354Kbps. [DS/354Kbps, DS354K, DirectSequence/354Kbps] 229.It Dv IFM_IEEE80211_DS512k 230Direct Sequence 512Kbps. [DS/512Kbps, DS512K, DirectSequence/512Kbps] 231.It Dv IFM_IEEE80211_DS1 232Direct Sequence 1Mbps. [DS/1Mbps, DS1, DirectSequence/1Mbps, CCK1] 233.It Dv IFM_IEEE80211_DS2 234Direct Sequence 2Mbps. [DS/2Mbps, DS2, DirectSequence/2Mbps, CCK2] 235.It Dv IFM_IEEE80211_DS5 236Direct Sequence 5Mbps. [DS/5.5Mbps, DS5, DirectSequence/5.5Mbps, CCK5.5] 237.It Dv IFM_IEEE80211_DS11 238Direct Sequence 11Mbps. [DS/11Mbps, DS11, DirectSequence/11Mbps, CCK11] 239.It Dv IFM_IEEE80211_DS22 240Direct Sequence 22Mbps. [DS/22Mbps, DS22, DirectSequence/22Mbps] 241.\".It Dv IFM_IEEE80211_MCS 242.\"... 243.It Dv IFM_IEEE80211_OFDM3 244Orthogonal Frequency Division Multiplexing 3Mbps. [OFDM/3Mbps OFDM3] 245.It Dv IFM_IEEE80211_OFDM4 246Orthogonal Frequency Division Multiplexing 4.5Mbps. [OFDM/4.5Mbps OFDM4.5] 247.It Dv IFM_IEEE80211_OFDM6 248Orthogonal Frequency Division Multiplexing 6Mbps. [OFDM/6Mbps, OFDM6] 249.It Dv IFM_IEEE80211_OFDM9 250Orthogonal Frequency Division Multiplexing 9Mbps. [OFDM/9Mbps, OFDM9] 251.It Dv IFM_IEEE80211_OFDM12 252Orthogonal Frequency Division Multiplexing 12Mbps. [OFDM/12Mbps, OFDM12] 253.It Dv IFM_IEEE80211_OFDM18 254Orthogonal Frequency Division Multiplexing 18Mbps. [OFDM/18Mbps, OFDM18] 255.It Dv IFM_IEEE80211_OFDM24 256Orthogonal Frequency Division Multiplexing 24Mbps. [OFDM/24Mbps, OFDM24] 257.It Dv IFM_IEEE80211_OFDM27 258Orthogonal Frequency Division Multiplexing 27Mbps. [OFDM/27Mbps, OFDM27] 259.It Dv IFM_IEEE80211_OFDM36 260Orthogonal Frequency Division Multiplexing 36Mbps. [OFDM/36Mbps, OFDM36] 261.It Dv IFM_IEEE80211_OFDM48 262Orthogonal Frequency Division Multiplexing 48Mbps. [OFDM/48Mbps, OFDM48] 263.It Dv IFM_IEEE80211_OFDM54 264Orthogonal Frequency Division Multiplexing 54Mbps. [OFDM/54Mbps, OFDM54] 265.It Dv IFM_IEEE80211_OFDM72 266Orthogonal Frequency Division Multiplexing 72Mbps. [OFDM/72Mbps, OFDM72] 267.El 268.Pp 269The following media options are defined for IEEE802.11 Wireless LAN: 270.Bl -tag -offset indent -width ".Dv IFM_IEEE80211_MONITOR" 271.It Dv IFM_IEEE80211_ADHOC 272Ad-hoc mode. [adhoc] 273.Pp 274In some drivers, it may be used with the 275.Dv IFM_FLAG0 276[flag0] media option to specify non-standard ad-hoc demo mode. 277.It Dv IFM_IEEE80211_HOSTAP 278Access Point mode. [hostap] 279.It Dv IFM_IEEE80211_IBSS 280IBSS mode. [ibss] 281.It Dv IFM_IEEE80211_MBSS 282MBSS mode. [mesh] 283.It Dv IFM_IEEE80211_MONITOR 284Monitor mode. [monitor] 285.It Dv IFM_IEEE80211_TURBO 286Turbo mode. [turbo] 287.It Dv IFM_IEEE80211_WDS 288WDS mode. [wds] 289.El 290.Pp 291The following operating modes are defined for IEEE802.11 Wireless LAN: 292.Bl -tag -offset indent -width ".Dv IFM_IEEE80211_11NA" 293.It Dv IFM_AUTO 294Autoselect the best mode. [autoselect, auto] 295.It Dv IFM_IEEE80211_11A 296Orthogonal Frequency Division Multiplexing, 5GHz. [11a] 297.It Dv IFM_IEEE80211_11NA 298High Throughput, 5GHz. [11na] 299.It Dv IFM_IEEE80211_11B 300Direct Sequence mode. [11b] 301.It Dv IFM_IEEE80211_11G 302Complementary Code Keying, 2GHz. [11g] 303.It Dv IFM_IEEE80211_11NG 304High Throughput, 2GHz. [11ng] 305.It Dv IFM_IEEE80211_FH 306Gaussian Frequency Shift Keying, 2GHz. [fh] 307.El 308.Sh SEE ALSO 309.Xr netintro 4 , 310.Xr ifconfig 8 311