[o] first of all install ndiswrapper and ndiswrapper-utils-1.9
# apt-get install ndiswrapper-common
# aptitude install ndiswrapper-utils-1.9
[o] or you can install it manually by download from here
# make distclean
# make
# make install
[o] now download WUSB54G latest driver. you can download it from linksys or nodevice
[o] driver extention will be .exe so you must open with wine and extract it
[o] after extract it, find the WUSB54Gv4 directory [ use konsole on this action ]
[o] for example if you extract it into home directory than go to home directory
# cd /home/noge/wireless/WUSB54Gv4_20050321/Drivers/WUSB54Gv4
[o] now run ndiswrapper and make sure there is no error messages
# ndiswrapper -v
# ndiswrapper -i rt2500usb.inf
# depmod -a
# modprobe ndiswrapper
# ndiswrapper -m
[o] now we'll see list of installed driver
# ndiswrapper -l
[o] if it show an alternative driver (rt2570) you must add it into blacklist
[o] edit "/etc/modprobe.d/blacklist" and add "blacklist rt2570"
[o] restart your system
[o] if it doesnt work, edit "/etc/modprobe.d/ndiswrapper" change "wlan0" to "rausb1"
[o] restart again.. :)
[o] documentation
# http://ubuntuforums.org/
# http://www-id.linksys.com/
# http://google.co.id/
./NoGe