How to Install Broadcom Wireless Driver (BCM4313) in Ubuntu / Xubuntu 12.04

I tried following method to install Broadcom wireless Driver with Dell Vostro 3500  in Ubuntu/Xubuntu 12.04 (64 bit) Linux.

First of all check your wireless chipset model number,

lspci | grep Network

Install following prerequisites,

sudo apt-get install linux-headers-generic build-essential dkms

Download the package from here,

Open following file,

gedit /etc/modprobe.d/blacklist.conf

Add following lines,

blacklist b43
blacklist b43legacy
blacklist bcma
blacklist ndiswrapper

Comment the following line,

# blacklist bcm43xx

Restart laptop and check wireless working or not.

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