• Local Area Networks (LAN) is a computer
network supporting users in a small geographical
area, such as home, and office, a single building,
or several building such as on a college campus.
• Each computer or other device on a LAN is called
a node.
• These nodes communicate with each other with
cables or wireless media.
• LANs are configured in one of two basic
structures: peer-to-peer or client/server.