802.xx Fast Reference: Guide to 802.11, wireless standards, WLANs, WiMax

802.xx is a family of wireless and mobile networking specifications developed by the IEEE. Learn more...

This table identifies 802.xx specifications and provides definitions for WLAN, WiMax, Wi-Fi and related terminology.

802.11
  • Family of specifications for wireless local area network (WLAN) use
  • Employs phase-shift keying
  • Provides a wireless alternative to wired Ethernet LANs
  • Several enhancements as defined below
802.11a
  • Enhancement to 802.11 that applies to wireless ATM systems
  • Used in access hubs
  • Enhanced data speed
  • Frequency range 5.725 GHz to 5.850 GHz
802.11b
  • Enhancement to 802.11 that employs complementary code keying (CCK)
  • High data speed
  • Low susceptibility to multipath-propagation interference
  • Frequency range 2.400 GHz to 2.4835 GHz
802.11d
  • Enhancement to 802.11 that allows for global Roaming
  • Attributes similar to 802.11b
  • Particulars can be set at Media Access Control (MAC) layer
802.11e
  • Enhancement to 802.11 that includes Quality of Service (QoS) features
  • Facilitates prioritization of data, voice, and video transmissions
802.11g
  • Enhancement to 802.11 that offers wireless transmission over relatively short distances
  • Operates at up to 54 megabits per second (Mbps)
802.11h
  • Enhancement to 802.11a that resolves interference issues
  • Dynamic frequency selection (DFS)
  • Transmit power control ( TPC )
802.11i
  • Enhancement to 802.11 that offers additional security for WLAN applications
802.11j
  • Japanese regulatory extensions to 802.11a specification
  • Frequency range 4.9 GHz to 5.0 GHz
802.11k
  • Radio resource measurements for networks using 802.11 family specifications
802.11m
  • Maintenance of 802.11 family specifications
  • Corrections and amendments to existing documentation
802.11x
  • Generic term for 802.11 family specifications under development
  • General term for all 802.11 family specifications
Wi-Fi
  • Originally created to ensure compatibility among 802.11b products
  • Can run under any 802.11 standard
  • Indicates interoperability certification by Wi-Fi Alliance
802.15
  • A communications specification for wireless personal area networks (WPANs)
802.16
  • A group of broadband wireless communications standards for metropolitan area networks (MANs)
802.16a
  • Enhancement to 802.16 for non-line-of-sight extensions in the 2-11 GHz spectrum
  • Delivers up to 70 Mbps at distances up to 31 miles
802.16e
  • Enhancement to 802.16 that enables connections for mobile devices
802.1X
  • Designed to enhance the security of wireless local area networks (WLANs) that follow the IEEE 802.11 standard
  • Provides an authentication framework for wireless LANs
  • The algorithm that determines user authenticity is left open
  • Multiple algorithms are possible
802.3
  • A standard specification for Ethernet
  • Specifies the physical media and the working characteristics of the network
802.5
This was last published in June 2005

Dig Deeper on Mobile networking

PRO+

Content

Find more PRO+ content and other member only offers, here.

Start the conversation

Send me notifications when other members comment.

By submitting you agree to receive email from TechTarget and its partners. If you reside outside of the United States, you consent to having your personal data transferred to and processed in the United States. Privacy

Please create a username to comment.

-ADS BY GOOGLE

SearchNetworking

SearchTelecom

SearchUnifiedCommunications

SearchSecurity

Close