1. Autumn 2000John Kristoff1 TDC 463 Computer Networks John Kristoff DePaul University jtk@depaul.edu http://condor.depaul.edu/~jkristof/

2. Autumn 2000John Kristoff2 Prerequisites Ñ CSC 343 - Introduction to Operating Systems Ñor Ñ TDC 411 - Computers in Information Systems and Telecommunications Ñ One or more of these would have been nice... Ñ 461 - Basic Communication Systems Ñ 462 - Data Communications Ñ Equivalent undergraduate course(s) Ñ Practical experience

3. Autumn 2000John Kristoff3 You Will Learn ÑTerminology ÑCommunication basics ÑMedia and signals ÑBinary numbering system ÑData transmission characteristics Ñasynchronous and synchronous communication Ñserial and parallel transmission Ñbandwidth, throughput and noise Ñmultiplexing

4. Autumn 2000John Kristoff4 You Will Learn [continued] ÑNetworking and Network Technologies ÑPacket Switching, Circuit Switching ÑProtocols and Layering ÑNetwork Addressing ÑInterconnection (bridges, switches, routers) ÑTopologies (star, ring, bus, mesh) ÑRouting ÑFlow, Error and Congestion Control

5. Autumn 2000John Kristoff5 You Will Learn [continued] ÑApplications and Network Services ÑClient-server communications ÑHierarchical naming (DNS) ÑFile transfer (FTP) ÑRemote login (TELNET) ÑEmail (SMTP, POP, IMAP) ÑWeb technologies (HTTP, HTML, Java) ÑNetwork Security

6. Autumn 2000John Kristoff6 You Will NOT Learn ÑCommercial Aspects ÑProducts ÑVendors ÑPrices ÑNetwork Operating Systems ÑHow to purchase/configure/operate ÑHow to design/implement protocols

7. Autumn 2000John Kristoff7 I ’ ll Do My Part ÑAnswer email promptly ÑBe fair and impartial ÑEncourage discussion and questions ÑHelp you to learn

8. Autumn 2000John Kristoff8 You Do Your Part ÑBe present and attentive  Don ’ t wait until the last minute ÑContribute in discussions ÑAsk questions

9. Autumn 2000John Kristoff9 Grading ÑHomework (Best 3 of 4)30% ÑMidterm30% ÑFinal Project30% ÑClass Participation10%

10. Autumn 2000John Kristoff10 Tentative Schedule Ñ 9/12Introduction Ñ 9/19Physical Layer, Data Link Layer, Ethernet Token Ring, FDDI Ñ 9/26LAN Bridges/Switches, Spanning Tree, Source Route Bridging Ñ 10/3Network Layer, IP addressing, IP routing Ñ 10/10Transport Layer, TCP Ñ 10/17Midterm Exam Ñ 10/24Layers 5/6/7, Applications, Management and Security Ñ 10/31WAN Technologies Ñ 11/7IPv6, MobileIP, IP Multicast, Current Internet Issues Ñ 11/14IPX, AppleTalk, SNA, NETBIOS, OSI Protocols Ñ 11/21Project Presentations

11. Autumn 2000John Kristoff11 Daily Timetable Ñ5:45 p.m.Learn Ñ7:30 p.m.Break Ñ7:45 p.m.Learn Ñ9:00 p.m.Goodnight

12. Autumn 2000John Kristoff12 FAQ for this Class ÑRecommended Reading is just that, recommended ÑGrade depends on the rest of the class (there is a curve) ÑLate homework must be pre-approved ÑNo collaboration on homework please ÑMidterm sample exam will be available one week prior ÑWatch course home page and HyperNews group ÑNetwork lab is available to you

13. Autumn 2000John Kristoff13 Final Project ÑIn paper or presentation form ÑCan be done in groups of 2 to 4 people ÑIf a paper, 10 pages approximate, 30 pages maximum Ñ...about 3000 to 5000 words for 10 pages ÑUse diagrams as appropriate ÑProperly cite references you use! ÑFor help with paper projects, see: http://www1.shore.net/~ws/StudentSupport.html ÑWatch course homepage and HyperNews group

14. Autumn 2000John Kristoff14 How to Contact Me Ñjtk@depaul.edu Ñsee homepage for PGP key Ñ312-362-5878 voice Ñ312-362-8247 fax ÑOffice Hours at CSTC 714 ÑMondays 5:00 p.m. to 6:30 p.m. Ñ...and by appointment ÑEnter through room 711

15. Autumn 2000John Kristoff15 Warning! ÑI may be moving offices this quarter ÑI'll let you know

16. Autumn 2000John Kristoff16 Textbook ÑAndrew Tanenbaum, Computer Networks, Prentice Hall, 1996, ISBN: 0-13-349945-6 ÑSee course home page for other recommended texts Ñ Computer Networks - Peterson and Davie Ñ Computer Networks and Internets - Comer Ñ An Engineering Approach to Computer Networks - Keshav Ñ TCP/IP Illustrated - Stevens Ñ Interconnections - Perlman Ñ Internetworking with TCP/IP - Comer Ñ Data and Computer Communications - Stallings Ñ Routing in the Internet - Huitema

17. Autumn 2000John Kristoff17 Guests and Other Events ÑWe may have guests to talk about ÑATM ÑSecurity ÑInternet2 ÑOther ÑDePaul University Network Tour ÑOccasional Mini Hands-on

18. Autumn 2000John Kristoff18 Worth Noting  Brewster ’ s Networks Seminar Series Ñ http://bach.cs.depaul.edu/brewster/seminar/ ÑDePaul I.S. Networks Group Ñ http://networks.depaul.edu  DePaul Linux Users ’ Group Ñ http://linux.depaul.edu ÑDePaul IEEE Student Chapter Ñ http://www.depaul.edu/~ieee/

19. Autumn 2000John Kristoff19 Who Am I? ÑNetwork Engineer for DePaul University ÑLAN/WAN architecture and design ÑInternet connectivity and applications ÑNetwork security ÑA little bit of everything else ÑCTI Part-time lecturer ÑCurrent work: MBONE, VoFR/VoIP, security, OSPF and high-speed networks

20. Autumn 2000John Kristoff20 Who Are You? ÑMy assumptions  You ’ re not new to computers and the Internet ÑBackgrounds and interests vary widely ÑAt least mildly interested in networking ÑMight only care about fulfilling core requirement ÑWhat else?