In my opinion such recommendations won't get us very far. Did your wireless card work before on any other Ubuntu system? In earlier versions of Ubuntu and with another (older) Broadcom device I made rather good experience with installing some wireless-firmware and the card even worked in monitor mode.
Maybe this link gives you a hint to come forth http://ubuntuforums.org/showthread.php?t=1704122 If all else fails you can try Ndiswrapper http://sourceforge.net/apps/mediawiki/ndiswrapper/index.php?title=Main_Page Good luck! Yours, Tom Am 28.03.2012 10:24 schrieb Leho Kraav: > On 28.03.2012 10:59, steve wrote: >> Hi acer users, >> >> on my Travelmate 8172 I don't have any wifi after upgrading to 12.04 >> (don't even see the available networks). I'm using kubuntu, and some >> system details I paste below. Unfortunately I have no idea what the most >> relevant information is ... >> Does wifi work nicely on your travelmates with 12.04? Any help >> appreciated! >> >> 01:00.0 Network controller [0280]: Broadcom Corporation BCM43225 >> 802.11b/g/n [14e4:4357] (rev 01) > > > My hearty recommendation is for you to take the Broadcom wifi card out, > stomp it with a hammer and replace with an Atheros or Intel. It is > insane how much of my life I had to waste in the 2.6.38 - 3.0 kernel > version range trying to fight kernel panics on system resume. > > https://bugzilla.kernel.org/show_bug.cgi?id=34682 > > It is possible 3.1+ has improved, but Broadcom is what it is FOSS policy > wise. It's just not worth the battle. > > _______________________________________________ > Mailing list: https://launchpad.net/~acertimeline > Post to : [email protected] > Unsubscribe : https://launchpad.net/~acertimeline > More help : https://help.launchpad.net/ListHelp > _______________________________________________ Mailing list: https://launchpad.net/~acertimeline Post to : [email protected] Unsubscribe : https://launchpad.net/~acertimeline More help : https://help.launchpad.net/ListHelp

