Enable WPA authentication on UbuntuLinux

Enable WPA certification support on UbuntuLinux-Linux Enterprise Application-Linux server application information. For more information, see the following. Applicable environment: Ubuntu Linux "Dapper Drake" 6.06 LTS

Steps:

1. First, run the following command line in the terminal to update the source, and install programs such as wpasupplicant.

Sudo apt-get
Sudo apt-get install wpasupplicant
Sudo apt-get install network-manager-gnome network-manager

2. Run the following command on the terminal to edit the configuration file.

Sudo gedit/etc/network/interfaces

// In the pop-up window, comment out all the lines containing the ''lo "character and save the file and exit.

Sudo gedit/etc/default/wpasupplicant

// In the displayed window, add "ENABLED = 0" and save the file and exit.

Sudo touch/etc/default/wpasupplicant

3. restart the system or enter the following command in the terminal. We recommend that you use the former command.

Sudo/etc/init. d/restart

4. after you restart the system, after entering the desktop, you will find that the network manager icon appears in the system tray area, left-click and select the network you want to connect, enter the key and select an appropriate ciphertext encoding method.

A)

(400) {this. resized = true; this. width = 400; this. alt = 'click here to open new window';} "onmouseover =" if (this. resized) this. style. cursor = 'hand'; "onclick =" window. open ('HTTP: // www.debianadmin.com/images/wpa/1.png'); ">

B)

(400) {this. resized = true; this. width = 400; this. alt = 'click here to open new window';} "onmouseover =" if (this. resized) this. style. cursor = 'hand'; "onclick =" window. open ('HTTP: // www.debianadmin.com/images/wpa/2.png'); ">

5. Possible Errors and solutions:

A) if you find The following prompt after re-entering The system: "The NetworkManager applet cocould not find some required resources. It cannot contiune ."

Solution:

Sudo gtk-update-icon-cache-f/usr/share/icons/hicolor

B) You must enter the key repeatedly in step 1. Install "keyring ".