Local Area Networks (LANs)

Local Area Networks (LANs)

A local area network (LAN) is a group of computers and network communication devices interconnected within a geographically limited area, such as a building or campus. A LAN tends to use only one type of transmission medium—cabling.

LANs are characterized by the following:

They transfer data at high speeds.
They exist in a limited geographical area.
Their technology is generally less expensive.