Wi-Fi Network Fundamentals

IEEE 802.11 (1963)

• Institute of Electrical and Electronic Engineers.

• Formed in 1963

• Is separated into various comities in this case 802.11.

Standards

802.11 (1963)

The original WLAN Standard - 1 Mbit and 2Mbit, 2.4 GHz and IR

802.11b (1997)

5.5 Mbit/s and 11 Mbit/s on 2.4GHz

802.11A (1999)

Up to 54 Mbit/s on 5 Mbit/s

802.11G (2003)

Up to 54 Mbit/s on 2.4 GHz. Backward compatible with 802.11b

802.11I (2004)

Provides enhanced security

802.11N (2009)

Provides higher throughput with Multiple Input/Multiple Output (MIMO)