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Definition: 802.11g was ratified in 2003 as an IEEE standard for Wi-Fi wireless networking. 802.11g supports wireless local area network (WLAN) communications among computers, broadband routers and many other consumer devices. It replaced the older 802.11b technology.

802.11g Performance

802.11g Wi-Fi supports maximum network bandwidth of 54 Mbps compared to 11 Mbps for 802.11b and 150 Mbps or more for the newer 802.11n Wi-Fi.

802.11g Radio Signaling

To maintain backward compatibility with older Wi-Fi network equipment, 802.11g uses the same 2.4 GHz range of communication frequencies as 802.11b.

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