 Wireless LAN, a wireless LAN WLAN is a wireless computer network that links two or more devices using wireless communication to form a local area network LAN within a limited area such as a home, school, computer laboratory, campus, office building etc. Wireless gives users the ability to move around within the area and yet still be connected to the network. Through a gateway, the WLAN can also provide a connection to the wider internet. Most modern WLANs are based on IEEE 802.11 standards and are marketed under the WIFI brand name. Wireless LANs have become popular for use in the home, due to their ease of installation and use. They are also popular in commercial properties that offer wireless access to their employees and customers.