Wi-Fi driver installation under DELL inspiron1420 Linux

First determine the type of wireless card:

Lspci-vnn-d 14e4:

For example, my network card type is

04:00.0 Network Controller [0280]:broadcom Corporation BCM4312 802.11b/G lp-phy [14e4:4315]

According to the network card type 14e4:4315, compare this table to find the driver to be installed, here I need to install the WL kind of

Installation steps:

1. Install the B43-fwcutter tool first, as follows:

Download B43-fwcutter Source:

http://bues.ch/b43/fwcutter/b43-fwcutter-018.tar.bz2

After extracting, go to the directory and execute

Make

sudo make install

2. Installation drive

Download driver files:

HTTP://WWW.LWFINGER.COM/B43-FIRMWARE/BROADCOM-WL-5.100.138.TAR.BZ2 using the B43-fwcutter tool to install the drive sudo b43-fwcutter-w/lib/ Firmware BROADCOM-WL-5.100.138/LINUX/WL_APSTA.O

3. Load Driver

Modprobe b43

Loading the driver may take a long time, please wait patiently.

For other types of wireless cards, refer to the URL:

Http://wireless.kernel.org/en/users/Drivers/b43#devicefirmware

Wi-Fi driver installation under DELL inspiron1420 Linux