Learn how to install and configure a WIFI wireless network. The WIFI standard offers two 'operational' modes. The first consists of the computer connecting directly to an access point and is called 'infrastructure' mode. The second which is becoming more widely used is the 'Ad Hoc' mode, which is the topic of this tutorial. This is the simplest mode to install and is also the cheapest as you don't need to install a Wifi access point.