I recently bought a Samsung laptop in which the broadcom device 4727 wifi card. I installed Mandriva free2010 spring and it did not detect the wifi card. when I tried to install a new wifi connection from MCC, it gave me an option for ndiswrapper. even it did not work. I was trying so many option for last 3 days,.. Today I got it working. Here are the steps I followed..

1.i installed dkms-broadcom-wl (kernel module for broadcom wirless adapters) 2.broadcom-wl-kernel-2.6.33.7-desktop-2mnb 3.I uninstalled nidswrapper (this is important) 4.reboot 5.choose desktop-2.6.33.7 6.configured wifi network from MCC 7.Done!!!Smile