mca Syllabus

DATA COMMUNICATIONS AND NETWORKING
Code : IT 603
Contact : 3L + 1T
Credit : 4
Alloted Hrs: 45L

Overview of Data Communications and Networking [2L]
Introduction, Network Models

Physical Layer [8L]
Signals, Digital Transmission, Analog Transmission, Multiplexing, Transmission Media, Circuit Switching and Telephone Network.

Data Link Layer [9L]
Error Detection and Correction, Data Link Control and Protocol, Point to Point Access :PPP, Multiple Access, Local Area Networks : Ethernet, Wireless Lans, Connecting Lans, Backbone Networks, Virtual Lans, Cellular Telephone and Satellite Networks, Virtual Circuit Switching.

Network Layer [8L]
Host-to-Host Delivery :Internetworking, Addressing and Routing, Network Layer Protocols : ARP, IPv4, ICMP, IPv6, and ICMPv6, Unicast and Multicast Routing : Routing Protocols.

Transport Layer [5L]
Process-to-Process Delivery : UDP and TCP, Congestion Control and Quality of Service.

Application Layer [9L]
Client-Server Model : Socket Interface, Domain Name System (DNS), Electronic Mail (SMTP), and FileTransfer (FTP), HTTP and WWW, Multimedia.

Security [4L]
Cryptography, Message Security, User Authentication, and Key Management, Security Protocols in the Internet.

BOOKS :
1.B A Forouzan : Data Communications and Networking, TMH, 2003
2.A S Tanenbaum : Computer Networks, PHI, 2004