COMPUTER NETWORKS

Paper Code: 
MCS 221
Credits: 
04
Periods/week: 
04
Max. Marks: 
100.00
Objective: 

It is designed to help the students in learning the networking concepts and modes of data communication.

 

12.00
Unit I: 

Data Communications :Components , Direction of Data flow , Networks ,Components and Categories, Types of Connections, Topologies, Protocols and Standards ,  OSI model ,TCP/IP Model, Transmission Media , Coaxial Cable , Fiber Optics , Modems , DSL, Cable Modem.

12.00
Unit II: 

Data Link Layer: Error , detection and correction , Parity , LRC , CRC , Hamming code , Flow Control and Error control , ARQ,ARP,RARP , LAN ,IEEE Standards Protocols, Ethernet IEEE 802.3 , IEEE 802.4, IEEE 802.5 , IEEE 802.11 , FDDI , SONET.

12.00
Unit III: 

Network Layer :Internetworking Devices, Hubs, Bridges, Routers, Switches, Packet Switching, Circuit Switching, Datagram Approach, IP Classes, IP Addressing Methods, Subnetting, Routing, Static Routing, Dynamic Routing Protocols.

12.00
Unit IV: 

Transport Layer: Duties of transport layer, Multiplexing, Demultiplexing, Sockets, User Datagram Protocol (UDP), Transmission Control Protocol (TCP), Congestion Control, Quality of services (QOS), and Integrated Services.

12.00
Unit V: 

Application Layer: Domain Name Space (DNS), SMTP, FTP, HTTP, WWW, DHCP, Introduction to Network Security, Digital Signatures, Firewall Introduction.

ESSENTIAL READINGS: 

1. Behrouz A. Forouzan, “Data communication and Networking”, Second Edition    Update, 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.
 

 

Academic Year: 
2017-18
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