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 wlanAlternatively, to load the driver as a module at boot time, place the following line in loader.conf(5):
if_urtw_load="YES"
DESCRIPTION
Theurtw 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 configuring 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 upJoin 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>.