Sitecom WL-172 on Ubuntu 7.10 (Gutsy Gibbon)

Determine wireless card/chipset

# lsusb | grep Sitecom
Bus 005 Device 007: ID 0df6:90ac Sitecom Europe B.V.

Download drivers

http://rt2x00.serialmonkey.com/rt73-cvs-daily.tar.gz

or

# cvs -d:pserver:anonymous@rt2400.cvs.sourceforge.net:/cvsroot/rt2400 login
# cvs -z3 -d:pserver:anonymous@rt2400.cvs.sourceforge.net:/cvsroot/rt2400 co -d rt73 -P source/rt73

Exclusion of modules

# rmmod rt73usb

# echo 'blacklist rt73usb' | sudo tee -a /etc/modprobe.d/blacklist
# echo 'blacklist rt2570' | sudo tee -a /etc/modprobe.d/blacklist
# echo 'blacklist rt2x00lib' | sudo tee -a /etc/modprobe.d/blacklist

Compile Driver (every kernel upgrade)

# rm -R /etc/Wireless/RT73STA
# apt-get install build-essential linux-headers-`uname -r`
# tar -xvf rt73-cvs-daily.tar.gz
# cd rt73-cvs-*
# cd Module
# make
# strip -S rt73.ko
# sudo make install

Loading rt73 module

# modprobe rt73
# echo 'rt73' | sudo tee -a /etc/modules

WPA2-PSK setting

modify /etc/network/interfaces

auto wlan0
iface wlan0 inet dhcp
#iface wlan0 inet static
#address 192.168.1.2
#netmask 255.255.255.0
#network 192.168.1.0
#gateway 192.168.1.1
pre-up iwconfig wlan0 mode managed
pre-up ifconfig wlan0 up
pre-up iwconfig wlan0 essid "netname"
pre-up iwconfig wlan0 channel 13
pre-up iwpriv wlan0 set NetworkType=Infra
pre-up iwpriv wlan0 set AuthMode=WPA2PSK
pre-up iwpriv wlan0 set EncrypType=AES
pre-up iwpriv wlan0 set WPAPSK="wpakey"
pre-up iwpriv wlan0 set SSID="netname"

Restart network service

# /etc/init.d/networking restart