URTW(4)

URTW(4) | Kernel Interfaces Manual | URTW(4)

# NAME

urtw — Realtek RTL8187B/L USB IEEE 802.11b/g wireless network device

# SYNOPSIS

urtw* at uhub? port ?

# 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 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

ifconfig.if(5) example configures urtw0 to join whatever network is available on boot, using WEP key “0x1deadbeef1”, channel 11, obtaining an IP address using DHCP:

    nwkey 0x1deadbeef1 chan 11
    dhcp

Join an existing BSS network, “my_net”:

    # ifconfig urtw0 192.168.1.1 netmask 0xffffff00 nwid my_net

# SEE ALSO

arp(4), netintro(4), usb(4), ifconfig.if(5), wpa_supplicant.conf(5), ifconfig(8), wpa_supplicant(8) Realtek

# HISTORY

The urtw device driver first appeared in FreeBSD 8.0 and NetBSD 6.0.

# AUTHORS

The urtw driver was written by Weongyo Jeong <weongyo@FreeBSD.org>.

July 31, 2013 | NetBSD 7.0