1. Download
#sudo apt-get update
#sudo apt-get install build-essential
#sudo apt-get install linux-headers-`uname -r` wget http://ftp.us.dell.com/network/Dell_multi-device_A17_R174292.EXE wget http://superb-east.dl.sourceforg ... wrapper-1.51.tar.gz
2. Disable BCM43XX Driver
#tar -xzvf ndiswrapper-1.51.tar.gz
#sudo echo blacklist bcm43xx >> /etc/modprobe.d/blacklist
3. Compiler
#cd YOUR-NDISWRAPPER-DIRECTORY
#sudo make uninstall
#sudo make distclean
#sudo make
#sudo make install
4. Install Drivers
#unzip -a Dell_multi-device_A17_R174291.EXE
#cd YOUR-DRIVER-DIRECTORY
#sudo ndiswrapper -i bcmwl5.inf
#sudo ndiswrapper -l
#sudo ndiswrapper -m
#sudo modprobe ndiswrapper
#sudo echo ndiswrapper >> /etc/modules
5. Test
#sudo iwlist scanning
Notice: When try sudo failed, change to sudo -s (super user sudo ) ..............