CS1302 Computer Networks Syllabus

CS1302        COMPUTER NETWORKS                    3  0  0  100

AIM
To introduce the concepts, terminologies and technologies used in modern days data communication and computer networking.

OBJECTIVES
•    To understand the concepts of data communications.
•    To study the functions of different layers.
•    To introduce IEEE standards employed in computer networking.
•    To make the students to get familiarized with different protocols and network components.

UNIT I        DATA COMMUNICATIONS                        8
Components – Direction of Data flow – networks – Components and Categories – types of Connections – Topologies –Protocols and Standards – ISO / OSI model –
Transmission Media – Coaxial Cable – Fiber Optics – Line Coding – Modems – RS232 Interfacing sequences.

UNIT II        DATA LINK LAYER                            10
Error – detection and correction – Parity – LRC – CRC – Hamming code – low Control and Error control - stop and wait – go back-N ARQ – selective repeat ARQ- sliding window – HDLC. - LAN - Ethernet IEEE 802.3 - IEEE 802.4 - IEEE 802.5 - IEEE 802.11 – FDDI - SONET – Bridges.

UNIT III    NETWORK LAYER                            10
Internetworks –  Packet Switching and Datagram approach – IP addressing methods – Subnetting – Routing – Distance Vector Routing – Link State Routing – Routers.

UNIT IV        TRANSPORT LAYER                            9
Duties of transport layer – Multiplexing – Demultiplexing – Sockets – User Datagram Protocol (UDP) – Transmission Control Protocol (TCP) – Congestion Control – Quality of services (QOS) – Integrated Services.

UNIT V        APPLICATION LAYER                            8
Domain Name Space (DNS) – SMTP – FTP – HTTP - WWW – Security – Cryptography.
       
TOTAL: 45
    TEXT BOOKS
1.    Behrouz A. Forouzan, “Data communication and Networking”, Tata McGraw-Hill, 2004.

    REFERENCES
1.    James F. Kurose and Keith W. Ross, “Computer Networking: A Top-Down Approach Featuring the Internet”, Pearson Education, 2003.
2.    Larry L.Peterson and Peter S. Davie, “Computer Networks”, Harcourt Asia Pvt. Ltd., Second Edition.
3.    Andrew S. Tanenbaum, “Computer Networks”, PHI, Fourth Edition, 2003.
4.    William Stallings, “Data and Computer Communication”, Sixth Edition, Pearson Education, 2000.

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