dmesg |grep ipw
ipw3945: Intel(R) PRO/Wireless 3945 Network Connection driver for Linux, 1.1.2dmpr
ipw3945: Copyright(c) 2003-2006 Intel Corporation
ipw3945: Detected Intel PRO/Wireless 3945ABG Network Connection
ipw3945: Detected geography ABG (13 802.11bg channels, 23 802.11a channels)
ipw3945: Detected geography ABG (13 802.11bg channels, 23 802.11a channels