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I S P  G L O S S A R Y
Your source for the most up-to-date terms, definitions, and acronyms for and about internet service providers.

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Extended Service Set
Last modified: Monday, April 14, 2008 

Abbreviated as ESS, Extended Service Set is a component of the IEEE 802.11 WLAN architecture that extends the range of mobility to a single Basic Service Set (BSS). An Extended Service Set (ESS) is a set of two or more BSSs that form a single sub network.

Contrast with Basic Service Set (BSS).
See also infrastructure mode.

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Use this Webopedia knowledge section for an in-depth overview of specific technologies and occurrences in the areas of Computer Science, The Internet, and Computer Hardware and Software.

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802.11 news, commentary and information.

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80211

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Basic Service Set

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wireless

Wireless Application Protocol

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wireless network interface controller

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