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 |
|
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