[CentOS] Broadcom Wifi Problem

[b.j. mcclure]

On Mon, 2011-09-05 at 17:27 +0000, Michael D. Berger wrote:
> I have a Broadcom 802.11b/g hardware on my dual-boot laptop.
> Note first that in the WinXP partition, the wifi makes DHCP
> connections to my router with no problem.  Since this
> was not working in my new CentOS 6 partition, and
> remembering that there was a driver problem with the
> old Fedora partition it replaced, I followed instructions
> founs at:
> 
> http://repecka.net/en/2011/04/19/install-broadcom-bcm4311-802-11bg-wlan-
> drivers-on-centos/
> 
> and
> 
> http://www.broadcom.com/docs/linux_sta/README.txt
> 
> modifying for that fact that I use wlan0 rather than eth1.
> The wifi is now dead-in-the-water.  The wlan light now
> remains red, and neither ifconfig nor iwconfig show any
> sign of wlan0 (contra to the situation before I installed
> the new driver).  It still works in the WinXP partition.
> 
> Suggestions for my next step in fixing this would be most
> welcome.
> 
> Thank,
> Mike.

Maybe you need to install the firmware?  My laptop still uses the b43
driver but not entirely w/o issue.

# yum search b43

<snip>
================================= Matched: b43
=================================
b43-fwcutter.x86_64 : Firmware extraction tool for Broadcom wireless
driver
b43-tools.x86_64 : Tools for the Broadcom 43xx series WLAN chip
b43-openfwwf.noarch : Open firmware for some Broadcom 43xx series WLAN
chips
compat-db43.i686 : The Berkeley DB database 4.3.29 compatibility library
compat-db43.x86_64 : The Berkeley DB database 4.3.29 compatibility
library

HTH

B.J.
CentOS Linux release 6.0 (Final)