Difference between revisions of "Wi-Fi"
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| + | [[wikipedia:Wi-Fi]] | ||
| + | * Wifi authentication options: Open System Authentication, Shared Key Authentication and Centralized Authentication ([[RADIUS]]) | ||
| + | |||
| + | {| class="wikitable" style="float: right;" | ||
| + | |- | ||
| + | ! Generation/IEEE Standard | ||
| + | !Maximum Linkrate | ||
| + | !Adopted | ||
| + | !Frequency | ||
| + | |- | ||
| + | ! Wi‑Fi 6 ([[IEEE 802.11ax|802.11ax]]) | ||
| + | |600–9608 Mbit/s | ||
| + | |2019 | ||
| + | |2.4/5 GHz | ||
| + | 1-6 GHz [[ISM band|ISM]] | ||
| + | |- | ||
| + | ! Wi‑Fi 5 ([[IEEE 802.11ac|802.11ac]]) | ||
| + | |433–6933 Mbit/s | ||
| + | |2014 | ||
| + | |5 GHz | ||
| + | |- | ||
| + | ! Wi‑Fi 4 ([[IEEE 802.11n|802.11n]]) | ||
| + | |72–600 Mbit/s | ||
| + | |2009 | ||
| + | |2.4/5 GHz | ||
| + | |- | ||
| + | ! [[IEEE 802.11g-2003|802.11g]] | ||
| + | |3–54 Mbit/s | ||
| + | |2003 | ||
| + | |2.4 GHz | ||
| + | |- | ||
| + | ! [[IEEE 802.11a-1999|802.11a]] | ||
| + | |1.5 to 54 Mbit/s | ||
| + | |1999 | ||
| + | |5 GHz | ||
| + | |- | ||
| + | ! [[IEEE 802.11b-1999|802.11b]] | ||
| + | |1 to 11 Mbit/s | ||
| + | |1999 | ||
| + | |2.4 GHz | ||
| + | |- | ||
| + | | colspan="5" | (Wi-Fi 1, Wi-Fi 2, Wi-Fi 3 are unbranded<ref>{{Cite web|url=https://www.theverge.com/2018/10/3/17926212/wifi-6-version-numbers-announced|title=Wi-Fi now has version numbers, and Wi-Fi 6 comes out next year|last=Kastrenakes|first=Jacob|date=2018-10-03|website=The Verge|language=en|access-date=2019-10-24}}</ref> but have unofficial assignments<ref>{{Cite web|url=https://www.lifewire.com/wireless-standards-802-11a-802-11b-g-n-and-802-11ac-816553|title=802.11 WiFi Standards Explained|last=SEO|first=Bradley Mitchell An MIT graduate who brings years of technical experience to articles on|last2=computers|website=Lifewire|language=en|access-date=2019-10-20|last3=Networking|first3=Wireless}}</ref>. Source: https://en.wikipedia.org/wiki/Wi-Fi) | ||
| + | |} | ||
| + | |||
| + | |||
| + | * Related standards: 802.15.1 ([[Bluetooth]]), 802.15.4 ([[Zigbee]]), and 802.16 ([[WiMAX]]) | ||
| + | * Related Terms: [[BSSID]], [[WEP]], [[WPA]], [[WPA2]], [[disassociate messages (Wi-Fi)|disassociate messages]]. | ||
| + | |||
| + | == Related terms == | ||
| + | * [[QPSK]] | ||
| + | * [[Spatial Multiplexing Power Save (SMPS)]] | ||
| + | * [[Wi-Fi 6]] | ||
| + | * <code>[[nmcli device wifi list]]</code> | ||
| + | * <code>[[nmcli radio]] [[wifi]] off</code> | ||
| + | |||
| + | == See also == | ||
| + | * {{wifi}} | ||
| + | |||
| + | |||
| + | {{CC license}} | ||
[[Category:wifi]] | [[Category:wifi]] | ||
Revision as of 08:08, 12 April 2021
- Wifi authentication options: Open System Authentication, Shared Key Authentication and Centralized Authentication (RADIUS)
| Generation/IEEE Standard | Maximum Linkrate | Adopted | Frequency | |
|---|---|---|---|---|
| Wi‑Fi 6 (802.11ax) | 600–9608 Mbit/s | 2019 | 2.4/5 GHz
1-6 GHz ISM | |
| Wi‑Fi 5 (802.11ac) | 433–6933 Mbit/s | 2014 | 5 GHz | |
| Wi‑Fi 4 (802.11n) | 72–600 Mbit/s | 2009 | 2.4/5 GHz | |
| 802.11g | 3–54 Mbit/s | 2003 | 2.4 GHz | |
| 802.11a | 1.5 to 54 Mbit/s | 1999 | 5 GHz | |
| 802.11b | 1 to 11 Mbit/s | 1999 | 2.4 GHz | |
| (Wi-Fi 1, Wi-Fi 2, Wi-Fi 3 are unbranded[1] but have unofficial assignments[2]. Source: https://en.wikipedia.org/wiki/Wi-Fi) | ||||
- Related standards: 802.15.1 (Bluetooth), 802.15.4 (Zigbee), and 802.16 (WiMAX)
- Related Terms: BSSID, WEP, WPA, WPA2, disassociate messages.
Related terms
See also
- Wi-Fi, WiFi 7, WiFi 6 (ax), WiFi 5 (ac), Wifi scanning,
iw, Wireless Network Hacking,airodump-ng,aireplay-ng, WPA, WPA2, WPA3,rfkill, iwlwifi, hostapd, Spatial Multiplexing Power Save (SMPS),wpa_cli, AirWatch, Wireless LAN controller, Wi-Fi 6, Mobile Hotspot, Wireless routers, 802.11ax, MIMO, aircrack-ng,netsh wlan
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- ↑ Kastrenakes, Jacob (2018-10-03). "Wi-Fi now has version numbers, and Wi-Fi 6 comes out next year". The Verge. Retrieved 2019-10-24.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
- ↑ SEO, Bradley Mitchell An MIT graduate who brings years of technical experience to articles on; computers; Networking, Wireless. "802.11 WiFi Standards Explained". Lifewire. Retrieved 2019-10-20.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
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