Monday, March 31, 2008

Executive Summary: WAN

Subject: WAN or Wide Area Network

Explanation: Any computer network that spans across metropolitan, regional, or national boundaries.

Department: Information Technology

Cost: Variable. You can use the internet to establish a slow yet cheap WAN. If you need speed, it will cost more.

Recommendation: Useful if you have multiple business locations and need them to communicate information to each other.

Analogy: The internet is just one enormous WAN.

Associated Jargon: Leased line, circuit switching, packet switching, cell relay, SONET/SDH, MPLS, ATM, Frame relay

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