TAILIEUCHUNG - Lecture Business data communications and networking (8e): Chapter 7 - Jerry Fitzgerald, Alan Dennis

Chapter 7 - Wireless local area networks. In this chapter, the following content will be discussed: Introduction, IEEE , IEEE , IEEE , bluetooth, best practice WLAN design, improving WLAN performance. | Business Data Communications and Networking 8th Edition Jerry Fitzgerald and Alan Dennis John Wiley & Sons, Inc Prof. M. Ulema Manhattan College Computer Information Systems 7 - Copyright 2005 John Wiley & Sons, Inc Chapter 7 Wireless Local Area Networks 7 - Copyright 2005 John Wiley & Sons, Inc Outline Introduction IEEE IEEE IEEE Bluetooth Best practice WLAN Design Improving WLAN Performance 7 - Copyright 2005 John Wiley & Sons, Inc Wireless LANs (WLANs) Use radio or infrared frequencies to transmit signals through the air (instead of cables) Basic Categories Use of Radio frequencies (FOCUS of this chapter) family of standards (aka, Wi-Fi) Use of Infrared frequencies (Optical transmission) Wi-Fi grown in popularity Eliminates cabling Facilitates network access from a variety of locations Airports, cafes, restaurants, etc., Facilitates for mobile workers (as in a hospital) 7 - Copyright 2005 John Wiley & Sons, Inc Principal WLANs .

• PR - Truyền thông
• Business data communications
• Data communications networks
• Data communications
• Data communications system
• Wireless local area networks
• Wireless LANs
• Data link layer
• Network criteria
• Media access control
• Network models
• Network standards
• Application layer
• Application architectures
• Physical layer
• Digital transmission
• Network and transport layers
• Transport layers
• Local area networks
• Traditional ethernet
• Backbone networks
• Backbone network architectures
• Circuit switched networks
• Wide area networks
• Network security
• Risk assessment
• Network design
• Traditional network design
• Network management
• Configuration management