The ABCs of IEEE 802.77

Wireless LAN technology is a swiftly moving target. Knowing the basics can help you deploy it safely in your organization. WLAN is actually a series of standards and not just one. The initial IEEE 802.11 standard supported three transmission methods-infrared, direct sequence spread spectrum, and frequency hopping spread spectrum-although a single product would use only one method. All three transmission methods can operate at 1 and 2 Mbps.