lspci reports the following devices (both before and after module loading or driver breakage): 00:19.0 Ethernet controller: Intel Corporation 82566MM Gigabit Network Connection (rev 03) 03:00.0 Network controller: Intel Corporation PRO/Wireless 4965 AG or AGN [Kedron] Network Connection (rev ff) The Gigabit network card works fine and the wireless card is always on the fritz.