Configuring yum to add new repositories

http://fedorasolved.org/post-install-solutions/yum-config

Great Link for broadcom driver issues in fedora

http://forums.fedoraforum.org/showthread.php?t=239922

The above link did not work for PAE kernel. Support from broadcom did the trick...
http://www.broadcom.com/support/802.11/linux_sta.php