Wireless on Debian HOW TO

Broadcom BCM4311, BCM4312, BCM4313, BCM4321, BCM4322, BCM43224, BCM43225, BCM43227, BCM43228 devices (wl) on Debian

    The proprietary Broadcom wl driver (aka broadcom-sta) provides support for some Broadcom-based PCI hardware. It includes a binary-only component targeted for the x86 or x86-64 architecture. Supported devices are listed at the end of this page.

     The BCM4313, BCM43224 and BCM43225 chipsets are alternatively supported by the brcm80211 driver.

Instalation :

Wheezy

1.Add a "non-free" component to /etc/apt/sources.list, for example:
# Debian Wheezy/7.0 testing
deb http://ftp.us.debian.org/debian squeeze main non-free contib
deb-src http://ftp.us.debian.org/debian squeeze main non-free contib

2.Update the list of available packages. Install the Module-Assistant and Wireless-Tools package.
              # aptitude update

          # aptitude install module-assistant wireless-tools

3.Build and install a broadcom-sta-modules-* package for your system, using Module-Assistant: 

          # m-a a-i broadcom-sta

if something wrong with your installation, just install Realtek Firmware :

# aptitude install firmware-realtek

4.Blacklist the brcm80211 module, to prevent it conflicting for support of BCM4313, BCM43224 and BCM43225 devices:

# echo blacklist brcm80211 >> /etc/modprobe.d/broadcom-sta-common.conf

5.Rebuildyour initial ramdisk, to blacklist modules defined at /etc/modprobe.d/broadcom-sta-common.conf within initramfs:  

# update-initramfs -u -k $(uname -r)

6.Unloaad conflicting modules:

# modprobe -r b44 b43 b43legacy ssb brcm80211

7.Load the wl module:

# modprobe wl

8.Verify your device has an available interface:  

# iwconfig

9.Reebot your System n you will see wifi confirmation that your connection can estabilished show on Network Manager 

#shutdown -r now