acer aspire 4315 wireless problem

If you have Atheros AR5007 wireless network adapter follow this procedure to make it work in ubuntu 8.04

For i386 Users

First go to System–>Administration–>Hardware Drivers” and disable by un-ticking the following option

Atheros Hardware Access Layer (Hal)

Then Reboot your system.

Preparing your system

sudo apt-get install build-essential

Then open the terminal from Applications–>Accessories–>Terminal and copy the following command

wget http://snapshots.madwifi.org/special/madwifi-ng-r2756+ar5007.tar.gz

tar xfz madwifi-ng-r2756+ar5007.tar.gz

cd madwifi-ng-r2756+ar5007

make

sudo make install

sudo modprobe ath_pci

sudo reboot

That’s it now your wireless should work without any problem.

For AMD64 Users

If you are using 64 bit version following this procedure

Blacklist the default driver

echo “blacklist ath_pci” | sudo tee -a /etc/modprobe.d/blacklist

Download the 64 bit driver

wget http://blakecmartin.googlepages.com/ar5007eg-64-0.2.tar.gz

Extract driver using the following command

tar xvf ar5007eg-*.tar.gz

tar xvf ndiswrapper-newest.tar.gz

Ensure you have your kernel headers and the build essential package.

sudo aptitude update

sudo aptitude install linux-headers-$(uname -r) build-essential

Install ndisgtk

sudo apt-get install ndisgtk

Either use ndisgtk to install the driver or

sudo ndiswrapper -i net5211.inf

Load up ndiswrapper every time Linux is loaded

sudo modprobe ndiswrapper

echo “ndiswrapper” | sudo tee -a /etc/modules

Restart your system using the following command

sudo reboot

Your card should have been detected and it should show available networks but if it does not, try

sudo iwlist scan

Source from:
http://www.ubuntugeek.com/atheros-ar5007-wireless-with-madwifi-on-ubuntu-804-hardy-heron.html