Package iw

A nl80211 based wireless configuration tool

http://www.linuxwireless.org/en/users/Documentation/iw

iw is a new nl80211 based CLI configuration utility for wireless devices.
Currently you can only use this utility to configure devices which
use a mac80211 driver as these are the new drivers being written -
only because most new wireless devices being sold are now SoftMAC.

System Administration
Command Description
iw show / manipulate wireless devices and their configuration