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TDC 463Computer Networks

John KristoffDePaul Universityjtk@depaul.eduhttp://condor.depaul.edu/~jkristof/

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Prerequisites

CSC 343 - Introduction to Operating Systems or

TDC 411 - Computers in Information Systems and Telecommunications

One or more of these would have been nice... 461 - Basic Communication Systems 462 - Data Communications Equivalent undergraduate course(s) Practical experience

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You Will Learn

TerminologyCommunication basics

Media and signals Binary numbering system Data transmission characteristics

asynchronous and synchronous communicationserial and parallel transmissionbandwidth, throughput and noisemultiplexing

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You Will Learn [continued]

Networking and Network Technologies Packet Switching, Circuit Switching Protocols and Layering Network Addressing Interconnection (bridges, switches, routers) Topologies (star, ring, bus, mesh) Routing Flow, Error and Congestion Control

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You Will Learn [continued]

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

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You Will NOT Learn

Commercial Aspects Products Vendors Prices Network Operating Systems

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

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I’ll Do My Part

Answer email promptlyBe fair and impartialEncourage discussion and questionsHelp you to learn

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You Do Your Part

Be present and attentiveDon’t wait until the last minuteContribute in discussionsAsk questions

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Grading

Homework (Best 3 of 4) 30%Midterm 30%Final Project 30%Class Participation 10%

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Tentative Schedule

3/27 - Introduction 4/3 - Physical Layer, Data Link Layer, Ethernet Token Ring,

FDDI 4/10 - LAN Bridges/Switches, Spanning Tree, Source Route

Bridging 4/17 - Network Layer, IP addressing, IP routing 4/24 - Transport Layer, TCP 5/1 - Midterm Exam 5/8 - Layers 5/6/7, Applications, Management and Security 5/15 - WAN Technologies 5/22 - IPv6, MobileIP, IP Multicast, Current Internet Issues 5/29 - IPX, AppleTalk, SNA, NETBIOS, OSI Protocols 6/5 - Project Presentations

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Daily Timetable

5:45 p.m. Learn7:30 p.m. Break7:45 p.m. Learn9:00 p.m. Goodnight

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FAQ for this Class

Recommended Reading is just that, recommended

Grade depends on the rest of the class (there is a curve)

Late homework must be pre-approved No collaboration on homework please Midterm sample exam will be available one week

prior Watch course home page and HyperNews group Network lab is available to you

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Final Project

In paper or presentation form Can be done in groups of 2 to 4 people If a paper, 10 pages approximate, 30 pages

maximum ...about 3000 to 5000 words for 10 pages Use diagrams as appropriate Properly cite references you use! For help with paper projects, see:

http://www1.shore.net/~ws/StudentSupport.html Watch course homepage and HyperNews group

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How to Contact Me

jtk@depaul.edu see homepage for PGP key

312-362-5878 voice312-362-8247 faxOffice Hours at CSTC 714

Thursdays 5:00 p.m. to 6:30 p.m. ...and by appointment Enter through room 711

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Warning!

I will be out of town April 13-20Expect delays in communicationJohn Ourada will substitute April 17

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Textbook

Andrew Tanenbaum, “Computer Networks” Prentice Hall, 1996, ISBN: 0-13-349945-6

See course home page for other recommended texts Computer Networks - Peterson and Davie Computer Networks and Internets - Comer An Engineering Approach to Computer Networks - Keshav TCP/IP Illustrated - Stevens Interconnections - Perlman Internetworking with TCP/IP - Comer Data and Computer Communications - Stallings Routing in the Internet - Huitema

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Guests and Other Events

We may have guests to talk about ATM Security Other

DePaul University Network Tour

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Worth Noting

DePaul Linux Users’ Group http://linux.depaul.edu

DePaul IEEE Student Chapter http://www.depaul.edu/~ieee/

Greg Brewster’s Networks Seminar Series http://www.bach.depaul.edu/~brewster/

seminar/

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Who Am I?

Network Engineer for DePaul University LAN/WAN architecture and design Internet connectivity and applications Network security A little bit of everything else

CTI Part-time lecturerCurrent interests: VoIP, IP Multicast,

Internet2, and QoS/CoS in IP networks

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Who Are You?

My assumptions You’re not new to computers and the

Internet Backgrounds and interests vary widely At least mildly interested in networking Might only care about fulfilling core

requirementWhat else?