PANs, LANs and WANs

Networks are often classified as PANs, LANs or WANs.

Personal Area Network (PAN)

• A computer network of devices within close distance of an individual and their work space
• Examples include interconnecting an individual’s computer, smartphone and tablet (wired e.g. by USB, or wireless e.g. by Bluetooth)

Local Area Network (LAN)

• A computer network that covers a small geographical area
• Examples include schools, small businesses, homes

Wide Area Network (WAN)

• A computer network that covers a large geographical area
• Examples include banks, hospitals, police forces, the Internet

Several LANs can be connected together to create a WAN.

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