What is WLAN
🌐 WLAN (Wireless Local Area Network) Definition A WLAN is a type of LAN (Local Area Network) that uses wireless communication (radio waves) instead of physical cables to connect devices. The most common WLAN technology is Wi‑Fi (IEEE 802.11 standard). Key Characteristics 📶 Wi‑Fi: Standards, Versions, and History 1. Origins 2. Generations of Wi‑Fi Generation Standard Year Band Max Speed Key Features Wi‑Fi 1 802.11 1997 2.4 GHz 2 Mbps First Wi‑Fi standard Wi‑Fi 2 802.11b 1999 2.4 GHz 11 Mbps Affordable, but interference-prone Wi‑Fi 3 802.11g 2003 2.4 GHz 54 Mbps Faster, backward compatible Wi‑Fi 4 802.11n 2009 2.4 & 5 GHz 600 Mbps Introduced MIMO, dual-band Wi‑Fi 5 802.11ac 2014 5 GHz 1.3 Gbps Beamforming, better streaming Wi‑Fi...
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