Ph.D. Defense

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OVERVIEW FOR NETWORKING CONCEPTS AND
ADMINISTRATION CSIS 3723
Graciela Perera Department of Computer Science
and Information Systems Meshel Hall 320 (330) 941
1341 gcperera_at_cis.ysu.edu Office Hours Mon
215-415pm and Tue 215-515pm
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What is this course about?

• Introductory (first) course in computer
  networking
• learn principles of computer networking
• learn practice of computer networking
• Internet architecture/protocols as case study
• by the time you are finished
• Goals
• learn a lot
• have fun (it should be interesting)

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Course information

• introductory (first) course in computer
  networking
• who is this course for?
• undergrads, MS students
• prerequisites
• Survey of Computer Science and Information
  Systems (CSIS 1590)

Computer Networking A Top Down Approach ,4th
edition. Jim Kurose, Keith RossAddison-Wesley,
July 2007.

• course materials
• Book
• class web page

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Course information more
the most important piece of info you will
receive today!

• class WWW site
• www.gracielaperera.com/gp/3723f10.html

• everything is posted on this site!
• syllabus
• class notes (powerpoint, pdf)
• Participation
• evaluation and grades.

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Course overview

• Part 1 Introduction (Ch. 1)
• what is the Internet?
• what is a computer network and protocol?
• network edge, network core, network access
• delay, loss in packet-switched networks
• protocol layers, service models
• brief history of networking, Internet

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Course overview more
Well cover networking top-down

• end-system applications, end-end transport

• network core routing, hooking nets together

• link-level protocols, e.g., Ethernet

• other stuff security, mobility, management,

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Course overview more

• Part 2 Application Layer (Ch. 2)
• principles of application-layer protocols
• World Wide Web HTTP
• file transfer FTP
• electronic mail in the Internet
• the Internet's directory service DNS

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Course Overview

• Part 3 Transport Layer (Ch. 3)
• Transport-layer services and principles
• Connectionless transport UDP
• Principles of reliable of data transfer
• Principles of congestion control
• TCP congestion control

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Course overview more

• Part 4 Network Layer (Ch. 4)
• introduction and network service model
• whats inside a router?
• routing principles
• IP the Internet Protocol
• Internet routing RIP, OSPF, BGP

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Course overview more

• Part 5 Link Layer, LANs (Ch. 5)
• introduction, services
• error detection, correction
• LANs
• LAN addresses, ARP
• Ethernet

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Course overview more

• Part 6 Wireless and Mobile Networks (Ch. 6)
• wireless link characteristics
• the wireless link

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Course overview more

• Part 7 Multimedia Networking (Ch. 7)
• Multimedia applications
• Streaming audio and video

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Course overview more

• Part 8 Network Security (Ch. 8)
• what is network security?
• principles of cryptography
• authentication Who are you?
• key distribution, certification

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Course overview more

• Questions???
• Homework for next class Competition (Prize)
• Coolest network gadget or application?