DATA COMMUNICATIONS AND NETWORKING

Paper Code: 
MIT 123
Credits: 
04
Periods/week: 
04
Max. Marks: 
100.00
Objective: 

This module will help the students to learn various data communication and networking concepts.

12.00
Unit I: 

Introduction: Data Communication, Networks, Protocols and Standards.

Basic Concepts: Line configuration, Topology, Transmission mode, Category of networks, Internetworks.

OSI Model: Model, Functions of layers, TCP/IP Protocol suites

12.00
Unit II: 

Encoding and Modulating: Digital to digital, Analog to digital, Digital to analog, Analog to analog conversion.

Transmission of digital data: Digital data transmission, DTE-DCE interface, interface standards, modems. Transmission Media: Guided Media, Unguided Media, Transmission Impairment, Performance, Wavelength, Shannon Capacity.

Multiplexing: FDM, WDM, TDM, DSL.

12.00
Unit III: 

Error Detection and correction: Types of Error, Detection, VRC, LRC, CRC, Checksum, Error Correction (Hamming Code). Data Link control: Line discipline, Flow control, Error control.

Local Area Network: Ethernet, Token bus, Token ring, FDDI. Switching: Circuit switching, Packet switching, Message switching.

12.00
Unit IV: 

Frame Relay: Frame relay layer, congestion control, leaky bucket algorithm.

ATM: ATM Architecture, layers, applications.

Networking and internetworking Devices: Repeaters, Bridges, Routers, Gateways, Types of Routing Algorithms.

12.00
Unit V: 

Transport Layer: Duties, Connections, OSI Transport model.

Upper OSI Layers: Session Layer, Presentation Layer, Application Layer.                     

Network Security: Four aspect of security, Privacy, Digital signature, Access Authorization.

ESSENTIAL READINGS: 
  1. Behrouz A. Forouzan, “Data Communications and Networking”, 2nd Ed., TMH, 2003
  2. Douglas E. Comer, “Internetworking with TCP/IP”, PHI, 3th Ed.,1998.

 

REFERENCES: 
  1. A.S.Tanenbaum, “Computer Networks”, Pearson Education Asia, 4th Ed.,2003
  2. William Stallings, “ Data and Computer Communications”, Pearson Education    Asia, 7th Ed., 2002.

 

Academic Year: