Connecting to a wireless network

An Ethernet connection is simple to configure, since it is connected through wired cables with no special requirements like authentication. However, wireless LAN requires an Extended Service Set IDentification network identifier (ESSID) and may also require a pass-phrase.

Getting ready

To connect to a wired network, we simply assign an IP address and subnet mask with the ifconfig utility. A wireless network connection requires the iwconfig and iwlist utilities.

How to do it...

This script will connect to a wireless LAN with WEP (Wired Equivalent Privacy):

#!/bin/bash 
#Filename: wlan_connect...