These are the apps in the official wireless tools distribution
http://www.hpl.hp.com/personal/Jean_...nux/Tools.html

* iwconfig manipulate the basic wireless parameters
* iwlist allow to initiate scanning and list frequencies, bit-rates, encryption keys...
* iwspy allow to get per node link quality
* iwpriv allow to manipulate the Wireless Extensions specific to a driver (private)
* ifrename allow to name interfaces based on various static criteria

my usr/bin directory shows:

iwconfig
iwevent
iwgetid
iwlist
iwpriv
iwspy
ifrename