JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Pre-Requisites

Computer Networks

Course Objectives:

• 1. The students should get familiar with the wireless/mobile market and the future needs and challenges.
• 2. To get familiar with key concepts of wireless networks, standards, technologies and their basic Operations.
• 3. To learn how to design and analyze various medium access.
• 4. To learn how to evaluate MAC and network protocols using network simulation software tools.
• 5. The students should get familiar with the wireless/mobile market and the future needs and challenges.

Course Outcomes

After completion of course, students would be able to:

• 1. Demonstrate advanced knowledge of networking and wireless networking and understand various types of wireless networks, standards, operations and use cases.
• 2. Be able to design WLAN, WPAN, WWAN, Cellular based upon underlying propagation and performance analysis.
• 3. Demonstrate knowledge of protocols used in wireless networks and learn simulating wireless networks.
• 4. Design wireless networks exploring trade-offs between wireline and wireless links.
• 5. Develop mobile applications to solve some of the real-world problems.

UNIT - I

Introduction: Wireless Networking Trends, Key Wireless Physical Layer Concepts, Multiple Access Technologies - CDMA, FDMA, TDMA, Spread Spectrum technologies, Frequency reuse, Radio Propagation and Modelling, Challenges in Mobile Computing: Resource poorness, Bandwidth, energy etc.

UNIT - II

Wireless Local Area Networks: IEEE 802.11 Wireless LANs Physical & MAC layer, 802.11 MAC Modes (DCF& PCF) IEEE 802.11 standards, Architecture & protocols, Infrastructure vs. Adhoc Modes, Hidden Node & Exposed Terminal Problem, Problems, Fading Effects in Indoor and outdoor WLANs, WLAN Deployment issues

UNIT - III

Wireless Cellular Networks: 1G and 2G, 2.5G, 3G, and 4G, Mobile IPv4, Mobile IPv6, TCP over Wireless Networks, Cellular architecture, Frequency reuse, Channel assignment strategies, Handoff strategies

UNIT - IV

WiMAX (Physical layer, Media access control, Mobility and Networking), IEEE802.22 Wireless Regional Area Networks, IEEE 802.21 Media Independent Handover Overview Wireless Sensor Networks: Introduction to Wireless Sensors, Application, Physical, MAC layer and Network Layer, Power Management.

UNIT - V

Security:

Security in wireless Networks Vulnerabilities, Security techniques, Wi-Fi Security, DoS in wireless communication. Advanced Topics Wireless PANs, Bluetooth AND Zigbee, Introduction to Vehicular Adhoc Networks

TEXT BOOKS:

• 1. Schiller J., Mobile Communications, Addison Wesley 2000
• 2. Stallings W., Wireless Communications and Networks, Pearson Education 2005

REFERENCES:

• 1. Stojmenic Ivan, Handbook of Wireless Networks and Mobile Computing, John Wiley and Sons Inc 2002
• 2. Yi Bing Lin and Imrich Chlamtac, Wireless and Mobile Network Architectures, John Wiley and Sons Inc 2000
• 3. Pandya Raj, Mobile and Personal Communications Systems and Services, PHI 200