URTW(4) BSD Kernel Interfaces Manual URTW(4)
NAME
urtw -- Realtek RTL8187B/L USB IEEE 802.11b/g wireless network device
SYNOPSIS
To compile this driver into the kernel, place the following lines in your kernel configuration file:
device ehci
device uhci
device ohci
device usb
device urtw
device wlan
Alternatively, to load the driver as a module at boot time, place the following line in loader.conf(5):
if_urtw_load="YES"
DESCRIPTION
The urtw driver supports USB 802.11b/g wireless adapters based on the Realtek RTL8187B/L.
urtw supports station and monitor mode operation. Only one virtual interface may be configured at any time. For more information on config-
uring this device, see ifconfig(8).
HARDWARE
The urtw driver supports Realtek RTL8187B/L based wireless network devices, including:
Card Radio Bus
Belkin F5D7050E RTL8225 USB
Linksys WUSB54GCv2 RTL8225 USB
Netgear WG111v2 RTL8225 USB
Netgear WG111v3 RTL8225 USB
Safehome WLG-1500SMA5 RTL8225 USB
Shuttle XPC Accessory PN20 RTL8225 USB
Sitecom WL168v1 RTL8225 USB
Sitecom WL168v4 RTL8225 USB
SureCom EP-9001-g(2A) RTL8225 USB
TRENDnet TEW-424UB V3.xR RTL8225 USB
EXAMPLES
Join an existing BSS network (i.e., connect to an access point):
ifconfig wlan create wlandev urtw0 inet 192.168.0.20
netmask 0xffffff00
Join a specific BSS network with network name ``my_net'':
ifconfig wlan create wlandev urtw0 ssid my_net up
Join a specific BSS network with 64-bit WEP encryption:
ifconfig wlan create wlandev urtw0 ssid my_net
wepmode on wepkey 0x1234567890 weptxkey 1 up
SEE ALSO
intro(4), netintro(4), usb(4), wlan(4), wlan_ccmp(4), wlan_tkip(4), wlan_wep(4), ifconfig(8), wpa_supplicant(8)
Realtek, http://www.realtek.com.tw.
HISTORY
The urtw device driver first appeared in FreeBSD 8.0.
AUTHORS
The urtw driver was written by Weongyo Jeong <weongyo@FreeBSD.org>.
BSD
October 17, 2009 BSD
