COSC 541

Data Communication Systems &Computer Networks

Mort Anvari

SouthEastern University

anvari@ix.netcom.com

http://www.iranma.org/os

Text Book: Andrew Tanenbaum, Computer Networks, Prentice Hall, 1996, ISBN: 0-13-349945-6

2

You Will Learn

TerminologyCommunication basics

Media and signalsBinary numbering systemData transmission characteristics

asynchronous and synchronous communication

serial and parallel transmissionbandwidth, throughput and noisemultiplexing

3

You Will Learn [continued]

Networking and Network TechnologiesPacket Switching, Circuit SwitchingProtocols and LayeringNetwork AddressingInterconnection (bridges, switches,

routers)Topologies (star, ring, bus, mesh)RoutingFlow, Error and Congestion Control

4

You Will Learn [continued]

Applications and Network ServicesClient-server communicationsHierarchical naming (DNS)File transfer (FTP)Remote login (TELNET)Email (SMTP, POP, IMAP)Web technologies (HTTP, HTML, Java)Network Security

5

You Will NOT Learn

Commercial AspectsProductsVendorsPricesNetwork Operating Systems

How to purchase/configure/operateHow to design/implement protocols

6

Grading

Homework (Best 3 of 4)20%Midterm 35%Final Project 35%Class Participation 10%