EC8551 COMMUNICATION NETWORKS

UNIT I: FUNDAMENTALS & LINK LAYER

Overview of Data Communications- Networks – Building Network and its types– Overview of Internet – Protocol Layering – OSI Model – Physical Layer – Overview of Data and Signals –introduction to Data Link Layer – Link layer Addressing- Error Detection and Correction

UNIT II: MEDIA ACCESS & INTERNETWORKING

Overview of Data link Control and Media access control – Ethernet (802.3) – Wireless LANs –Available Protocols – Bluetooth – Bluetooth Low Energy – WiFi – 6LowPAN–Zigbee – Networklayer services – Packet Switching – IPV4 Address – Network layer protocols ( IP, ICMP, Mobile IP)

UNIT III: ROUTING

Routing – Unicast Routing – Algorithms – Protocols – Multicast Routing and its basics – Overview of Intradomain and interdomain protocols – Overview of IPv6 Addressing – Transition from IPv4 toIPv6

UNIT IV :TRANSPORT LAYER

Introduction to Transport layer –Protocols- User Datagram Protocols (UDP) and Transmission Control Protocols (TCP) –Services – Features – TCP Connection – State Transition Diagram – Flow, Error and Congestion Control – Congestion avoidance (DECbit, RED) – QoS – Application requirements

UNIT V :APPLICATION LAYER

Application Layer Paradigms – Client Server Programming – World Wide Web and HTTP – DNS- - Electronic Mail (SMTP, POP3, IMAP, MIME) – Introduction to Peer to Peer Networks – Need for

Cryptography and Network Security – Firewalls.

TEXT BOOK:

1. Behrouz A. Forouzan, ―Data communication and Networking, Fifth Edition, Tata McGraw –Hill, 2013 (UNIT I –V)

REFERENCES

1. James F. Kurose, Keith W. Ross, ―Computer Networking – A Top-Down Approach Featuring the Internetǁ, Seventh Edition, Pearson Education, 2016.

2. Nader. F. Mir,― Computer and Communication Networksǁ, Pearson Prentice Hall Publishers, 2nd Edition, 2014.

3. Ying-Dar Lin, Ren-Hung Hwang, Fred Baker, ―Computer Networks: An Open Source Approachǁ, Mc Graw Hill Publisher, 2011.

4. Larry L. Peterson, Bruce S. Davie, ―Computer Networks: A Systems Approachǁ, Fifth Edition, Morgan Kaufmann Publishers, 2011.