1.\" Copyright (c) 2005, 2006 2.\" Damien Bergamini <damien.bergamini@free.fr> 3.\" 4.\" Permission to use, copy, modify, and distribute this software for any 5.\" purpose with or without fee is hereby granted, provided that the above 6.\" copyright notice and this permission notice appear in all copies. 7.\" 8.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15.\" 16.\" $FreeBSD$ 17.\" 18.Dd October 7, 2006 19.Os 20.Dt URAL 4 21.Sh NAME 22.Nm ural 23.Nd "Ralink Technology RT2500USB IEEE 802.11 driver" 24.Sh SYNOPSIS 25To compile this driver into the kernel, 26place the following lines in your 27kernel configuration file: 28.Bd -ragged -offset indent 29.Cd "device ehci" 30.Cd "device uhci" 31.Cd "device ohci" 32.Cd "device usb" 33.Cd "device ural" 34.Cd "device wlan" 35.Ed 36.Pp 37Alternatively, to load the driver as a 38module at boot time, place the following line in 39.Xr loader.conf 5 : 40.Bd -literal -offset indent 41if_ural_load="YES" 42.Ed 43.Sh DESCRIPTION 44The 45.Nm 46driver supports USB 2.0 wireless adapters based on the RT2500USB chipset. 47.Pp 48The RT2500USB chipset consists of two integrated chips, a RT2570 MAC/BBP 49and a radio transceiver (the model of which depends on the card revision). 50.Pp 51The RT2522, RT2523, RT2524, RT2525, RT2525e and RT2526 radio transceivers 52operate in the 2.4GHz band (802.11b/g) whereas the RT5222 is a dual-band radio 53transceiver that can operate in the 2.4GHz and 5.2GHz bands (802.11a). 54.Sh HARDWARE 55The 56.Nm 57driver supports the following adapters: 58.Pp 59.Bl -column -compact ".Li Atlantis Land A02-PCM-W54" "Bus" 60.It Em Card Ta Em Bus 61.It Li "AMIT WL532U" Ta USB 62.It Li "ASUS WL-167g" Ta USB 63.It Li "Belkin F5D7050 v2000" Ta USB 64.It Li "Buffalo WLI-U2-KG54-AI" Ta USB 65.It Li "CNet CWD-854" Ta USB 66.It Li "Compex WLU54G 2A1100" Ta USB 67.It Li "Conceptronic C54RU" Ta USB 68.It Li "D-Link DWL-G122 b1" Ta USB 69.It Li "Dynalink WLG25USB" Ta USB 70.It Li "E-Tech WGUS02" Ta USB 71.It Li "Gigabyte GN-WBKG" Ta USB 72.It Li "Hercules HWGUSB2-54" Ta USB 73.It Li "KCORP LifeStyle KLS-685" Ta USB 74.It Li "Linksys WUSB54G v4" Ta USB 75.It Li "Linksys WUSB54GP v4" Ta USB 76.It Li "MSI MS-6861" Ta USB 77.It Li "MSI MS-6865" Ta USB 78.It Li "MSI MS-6869" Ta USB 79.It Li "NovaTech NV-902" Ta USB 80.It Li "OvisLink Evo-W54USB" Ta USB 81.It Li "SerComm UB801R" Ta USB 82.It Li "SparkLAN WL-685R" Ta USB 83.It Li "Surecom EP-9001-g" Ta USB 84.It Li "Sweex LC100060" Ta USB 85.It Li "Tonze UW-6200C" Ta USB 86.It Li "Zinwell ZWX-G261" Ta USB 87.It Li "Zonet ZEW2500P" Ta USB 88.El 89.Pp 90An up to date list can be found at 91.Pa http://ralink.rapla.net/ . 92.Sh EXAMPLES 93Join an existing BSS network (i.e., connect to an access point): 94.Pp 95.Dl "ifconfig ural0 inet 192.168.0.20 netmask 0xffffff00" 96.Pp 97Join a specific BSS network with network name 98.Dq Li my_net : 99.Pp 100.Dl "ifconfig ural0 inet 192.168.0.20 netmask 0xffffff00 ssid my_net" 101.Pp 102Join a specific BSS network with 40-bit WEP encryption: 103.Bd -literal -offset indent 104ifconfig ural0 inet 192.168.0.20 netmask 0xffffff00 ssid my_net \e 105 wepmode on wepkey 0x1234567890 weptxkey 1 106.Ed 107.Pp 108Join a specific BSS network with 104-bit WEP encryption: 109.Bd -literal -offset indent 110ifconfig ural0 inet 192.168.0.20 netmask 0xffffff00 ssid my_net \e 111 wepmode on wepkey 0x01020304050607080910111213 weptxkey 1 112.Ed 113.Sh DIAGNOSTICS 114.Bl -diag 115.It "ural%d: device timeout" 116The driver will reset the hardware. 117This should not happen. 118.El 119.Sh SEE ALSO 120.Xr arp 4 , 121.Xr netintro 4 , 122.Xr usb 4 , 123.Xr wlan 4 , 124.Xr ifconfig 8 125.Rs 126.%T "Ralink Technology" 127.%O http://www.ralinktech.com/ 128.Re 129.Sh HISTORY 130The 131.Nm 132driver first appeared in 133.Ox 3.7 . 134.Sh CAVEATS 135.Pp 136The 137.Nm 138driver does not support automatic adaptation of the transmit speed in IBSS 139and HostAP operating modes. 140.Sh AUTHORS 141The 142.Nm 143driver was written by 144.An Damien Bergamini Aq damien@FreeBSD.org . 145