Module Identifier CS15210  
Academic Year 2000/2001  
Co-ordinator Dr Mark Ratcliffe  
Semester Semester 1  
Co-Requisite CS12230 or CS12320  
Mutually Exclusive CS14020, CS25010  
Course delivery Lecture   22 lectures  
  Practical   4 x 2 hours.  
  Workshop   4 x 1 hour  
Assessment Exam   2 Hours   100%  
  Supplementary examination   Will take the same form, under the terms of the Department's policy    

Brief description
The purpose of this module is to present an introduction to the problems encountered and the methods used in modern computer based communications systems.

This module aims to give an introduction to the area of Computer Communications and Telematics. The two main aims of the module are to:

Learning outcomes
Upon successful completion of this module students should have:

1. Introduction - 1 Lecture

2. History of Communications - 3 Lectures
A brief history of the development of both the technology and regulation of communication systems. Common Carriers; UK carriers: British Telecom, Mercury, Kingston and the new market entrants. Internet and its history and evolution. The UK academic network and its development, regulation and operation.

3. Telematic Applications - 3 Lectures
The range of applications, their characteristics, requirements and usage.

4. Basics of Data Communication - 4 Lectures
Analogue and digital data transmission; Synchronous and Asynchronous transmission; Parallel and Serial transmission; Modems and the PSTN, concentrators, multiplexors; Co-ax, twisted pair, fibre optic media; Speed, distance, error rates of various transmission media.

5. Local Area Networks - 2 Lectures
Bus, Ring, Star topologies; Cost of attaching devices to networks; Media access and sharing strategies.

6. Wide Area Network technologies and services - 4 Lectures
Public Switched Networks and private lines; Kilostream, Megastream and similar services; N-ISDN; Examples of WANs.

7. Standards - 2 Lectures
The needs for standards and the area they cover; Standards setting process; Standards setting bodies; BSI, ISO, ANSI, IEEE, CCITT, IAB; IETF; De facto standards.

8.An Introduction to Internet and Other protocols - 3 Lectures
ISO Model, IP, TCP, UDP, FTP, Telnet.

9. Security of Information Systems - 1 Lecture
Need for security and its cost; Risk assessment; Simple techniques; Passwords and Badge readers; Deficiencies of simple approaches; The Orange Book standard.

Reading Lists
** Essential Reading
B A Forouzan. (1997) Introduction to Data Communications and Networking. McGraw Hill
** Recommended Text
Gordon Brebner. Computers in Communication. McGraw Hill
Lewis Mackenzie. (1998) Communications and Networks. McGraw Hill