Wireless networks - 71Wireless networksA wireless LAN or WLAN is a wireless local area network, which may linktwo or more computers without using wires. Setting up a wirelessnetwork is easy and allows you to share files, peripheral devices and anInternet connection.What are benefits of a wireless network?MobilityWireless LAN systems allow you and other users of your home network toshare access to files and devices connected to the network, for examplea printer or scanner.Also you can share an internet connection with other computers in yourhome.Installation speed and simplicityInstalling a wireless LAN system can be fast and easy and eliminates theneed to pull cables through walls and ceilings.Components of a wireless LANTo set up your Wireless network at home you need to have the following:Access point (router)Access points (routers) are two-way transceivers that broadcast data intothe surrounding environment. Access points act as a mediator betweenwired and wireless network. Most routers have a built-in DSL modem thatwill allow you access to a high speed DSL internet connection. The ISP(Internet Service Provider) you have chosen normally supplies a modem/