Device Servers - Networking & Communications

802.11 Wireless (WiFi) Basics• Wireless adaptation of Ethernet• Key advantages– Low power, license-free operation– Untethered network and device access– Very cost effective due to commercial success• Versions– 802.11b: 2.4 GHz, 11 Mbps, 115 ft. (35 m) indoor range– 802.11a: 5 GHz band, 54 Mbps, 115 ft. (35 m) indoor range– 802.11g: 2.4 GHz band, 54 Mbps, 115 ft. (35 m) range– 802.11n: 5 GHz/2.4 GHz band, 248 Mbps, 230 ft. (70 m) range** Range can be extended with directional antennas