JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Pre-Requisites

Computer Networks

Course Objectives:

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

• Demonstrate advanced knowledge of networking and wireless networking and understand various types of wireless networks, standards, operations and use cases.
• Be able to design WLAN, WPAN, WWAN, Cellular based upon underlying propagation and performance analysis.
• Demonstrate knowledge of protocols used in wireless networks and learn simulating wireless networks.
• Design wireless networks exploring trade-offs between wire line and wireless links.
• 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. 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 - II

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, Interference and system capacity, Improving coverage and capacity in cellular systems, Spread spectrum Technologies.

UNIT - III

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, Application, Physical, MAC layer and Network Layer, Power Management, Tiny OS Overview.

R19 M. TECH. CN/CNIS/CYBER SECURITY

UNIT - IV

Wireless PANs: Bluetooth AND Zigbee, Introduction to Wireless Sensors,.

UNIT - V

Security: Security in wireless Networks Vulnerabilities, Security techniques, Wi-Fi Security, DoS in wireless communication. Advanced Topics IEEE 802.11x and IEEE 802.11i standards, Introduction to Vehicular Adhoc Networks

References:

• 1. Schiller J., Mobile Communications, Addison Wesley 2000
• 2. Stallings W., Wireless Communications and Networks, Pearson Education 2005
• 3. Stojmenic Ivan, Handbook of Wireless Networks and Mobile Computing, John Wiley and Sons Inc 2002
• 4. Yi Bing Lin and Imrich Chlamtac, Wireless and Mobile Network Architectures, John Wiley and Sons Inc 2000
• 5. Pandya Raj, Mobile and Personal Communications Systems and Services, PHI 200 R19 M. TECH. CN/CNIS/CYBER SECURITY M. Tech. (CNIS/CN/Cyber Security) – I Year – I Semester Common to CNIS, CN and Cyber Security