Wide Area Network

Definition/Scope: Wide Area Network (WAN) is a computer network that covers a broad area (i.e., any network whose communications links cross metropolitan, regional, or national boundaries. The largest and most well-known example of a WAN is the Internet. WANs [a] are used to connect LANs and other types of networks together, so that users and computers in one location can communicate with users and computers in other locations.

Used For:

LHN
long haul network

Acronym:

WAN

Broader Terms:

Automated Deep Operations Coordination System
Automated Digital Network System
computer network
COMSEC

Narrower Terms:

Local Area Network

Related Terms:

e-mail
electronic mail
Nonclassified Internet Protocol Router Network
routers (computer networks)
Secure Internet Protocol Router Network
small extension node