Wireless Freedom at Ethernet Speeds

Contents
What’s New in Wireless LANs: The IEEE 802.11b Standard 2
The Competitive Advantage of Going Wireless 2
IEEE 802.11 and 802.11b Technology 3
802.11 Operating Modes 4
The 802.11 Physical Layer 4
802.11b Enhancements to the PHY Layer 6
The 802.11 Data Link Layer 6
Association, Cellular Architectures, and Roaming 7
Support for Time-Bounded Data 9
Power Management 9
Security 9
Considerations for Choosing a Wireless LAN 9
Ease of Setup 9
Ease of Management 10
Range and Throughput 10
Mobility 10
Power Management 11
Safety 11
Security 12
Cost 12
Conclusion 12