WAN


Also found in: Dictionary, Thesaurus, Medical, Legal, Financial, Acronyms, Wikipedia.

wan

1. unnaturally pale esp from sickness, grief, etc.
2. characteristic or suggestive of ill health, unhappiness, etc.
3. (of light, stars, etc.) faint or dim

WAN

(communications)

WAN

WAN

(Wide Area Network) A long-distance communications network that covers a wide geographic area, such as a state or country. The telephone companies and cellular carriers deploy WANs to service large regional areas or the entire nation. Large enterprises have their own private WANs to link remote offices, or they use the Internet for connectivity. Of course, the Internet is the world's largest WAN.

WANs, LANs and MANs
A LAN (local area network) is contained within a building or complex. A MAN (metropolitan area network) generally covers a city or suburb. Following is a bandwidth comparison between major LAN and WAN technologies. See LAN, MAN and personal area network.


References in periodicals archive ?
Although the latency penalty for each individual message and response can be small for WAN circuits (20-30ms for local Campus, 120ms for NYC to UK access), the number of messages and responses made during the reading or writing, of even a small file, add up to make the total delay quite large.
Inside the Market for WAN Management Outsourcing details the results of a major survey of network managers and IT executives across the country.
Due to limited availability, bandwidth costs have been the most significant cost in WAN structures, but communications costs are expected to follow the route of Moore's Law and significantly decrease in cost as infrastructure is made more readily available.