1.\" Copyright (c) 2005 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 July 16, 2005 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 "OvisLink Evo-W54USB" Ta USB 80.It Li "SerComm UB801R" Ta USB 81.It Li "SparkLAN WL-685R" Ta USB 82.It Li "Surecom EP-9001-g" Ta USB 83.It Li "Sweex LC100060" Ta USB 84.It Li "Tonze UW-6200C" Ta USB 85.It Li "Zinwell ZWX-G261" Ta USB 86.It Li "Zonet ZEW2500P" Ta USB 87.El 88.Pp 89An up to date list can be found at 90.Pa http://ralink.rapla.net/ . 91.Sh EXAMPLES 92Join an existing BSS network (i.e., connect to an access point): 93.Pp 94.Dl "ifconfig ural0 inet 192.168.0.20 netmask 0xffffff00" 95.Pp 96Join a specific BSS network with network name 97.Dq Li my_net : 98.Pp 99.Dl "ifconfig ural0 inet 192.168.0.20 netmask 0xffffff00 ssid my_net" 100.Pp 101Join a specific BSS network with 40-bit WEP encryption: 102.Bd -literal -offset indent 103ifconfig ural0 inet 192.168.0.20 netmask 0xffffff00 ssid my_net \e 104 wepmode on wepkey 0x1234567890 105.Ed 106.Pp 107Join a specific BSS network with 104-bit WEP encryption: 108.Bd -literal -offset indent 109ifconfig ural0 inet 192.168.0.20 netmask 0xffffff00 ssid my_net \e 110 wepmode on wepkey 0x01020304050607080910111213 111.Ed 112.Sh DIAGNOSTICS 113.Bl -diag 114.It "ural%d: device timeout" 115The driver will reset the hardware. 116This should not happen. 117.El 118.Sh SEE ALSO 119.Xr arp 4 , 120.Xr netintro 4 , 121.Xr usb 4 , 122.Xr wlan 4 , 123.Xr ifconfig 8 124.Rs 125.%T "Ralink Technology" 126.%O http://www.ralinktech.com/ 127.Re 128.Sh HISTORY 129The 130.Nm 131driver first appeared in 132.Ox 3.7 . 133.Sh CAVEATS 134.Pp 135The 136.Nm 137driver does not support automatic adaptation of the transmit speed in IBSS 138and HostAP operating modes. 139.Sh AUTHORS 140The 141.Nm 142driver was written by 143.An Damien Bergamini Aq damien@FreeBSD.org . 144