Installation:

1. Download the Wireless Tools for Linux
   (http://www.hpl.hp.com/personal/Jean_Tourrilhes/Linux/Tools.html):

   http://pcmcia-cs.sourceforge.net/ftp/contrib/wireless_tools.25.tar.gz


2. Unpack the wireless_tools.25.tar.gz:

   tar xvzf wireless_tools.25.tar.gz


3. Get wireless_tools.25-ct-current.diff:

   wget http://linux01.gwdg.de/~cthiel1/wireless_tools/current.diff


4. Copy the diff into the wireless_tools dir and patch the sources:

   cp current.diff wireless_tools/
   cd wireless_tools
   patch -p1 < current.diff 


5. Compile the sources and install the binaries:

   make
   make install

6.1 Create your /etc/ap.list (with the editor of your choice)
    An example can be found at http://linux01.gwdg.de/~cthiel1/wireless_tools/

   wget http://linux01.gwdg.de/~cthiel1/wireless_tools/ap.list -O /etc/ap.list
   $EDITOR /etc/ap.list


6.2 ... or get an ap.list for the GoeMobile (www.goemobile.de).
   The list has to be generated with ap.list_gen (by Tim Ehlers <tim@ehlers.cx>).
   ap.list_gen is also at: http://linux01.gwdg.de/~cthiel1/wireless_tools/

   wget http://linux01.gwdg.de/~cthiel1/wireless_tools/ap.list_gen


7. Have a lot of fun...

   iwconfig -d
or
   iwconfig wlan0 -d