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This course provides an introductory analysis of computer communication networks, focusing on Internet architecture/protocols and networking programming. Topics covered include TCP/IP, email, web, Ethernet, wireless LAN, Internet security, cellular and mobile technologies, and wireless security.
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CNT 4704Analysis of Computer Communication Networks Cliff Zou Department of Electrical Engineering and Computer Science University of Central Florida Fall 2015
About my self • Office: HEC 243 • Tel: 407-823-5015 czou@cs.ucf.edu • Office hour:Monday/Wednesday 10:15pm – 11:45pm • Course webpage:http://www.cs.ucf.edu/~czou/CNT4704-15 • UCF Panopto for online lecture video streaming • Webcourse has a link and Syllabus • Each lecture will be posted several hours after a class • Use Webcourse@UCF for homework assignment and grading • Keeping grade private • Easy homework submission • Having a simple BBS channel
Basic “analysis” (don’t be scared by the course’s official name) Introductory course in “computer networking” Focus on Internet architecture/protocols TCP/IP, 2 networking programming projects Several lab assignments (fun, real) Email (spam), Web. Ethernet, hub, wireless LAN One chapter on Internet security introduction Newly added content (not in textbook): Cellular and mobile technologies Wireless security What is this course about?
Prerequisites: Basic knowledge on Algorithms and Operating Systems C or C++ programming skills Basic usage of Linux Eustics account for networking programming Course information • Course materials: • Text: Computer Networking: A Top Down Approach Featuring the Internet, J. Kurose & K. Ross, Addison Wesley, 6th ed., 2013 • Previous editions (4th,5th) would also be fine • Textbook online resource (see first page) • Class notes
Course information (more) • Workload: The final grade will use +/- policy, i.e., you may get A, A-, B+, B, B- … grade. Because this class has online session, the two exams are open book and similar to all regular homework assignments, except that they have a 24-hour submission constraint.
In-class style: interaction, questions Real network programming (fun) Hands on experience: packet trace, email spam, Wifi attack… Flexible: Teaching difficulty/speed/contents based on your feedback So please tell me freely your thinking and interests! Academic honesty Course information (even more)
A top-down approach: local ISP regional ISP We’ll cover networking top-down • End-system applications, end-end transport • Network core: routing, hooking nets together • Link-level protocols, e.g., Ethernet • Other interesting stuff: • Security • wireless company network
Course Overview: Part 1: Introduction (text: Chapter 1) • What is the Internet? Web, Email, VOIP Application Application TCP, UDP Transport Transport IP Network Network Ethernet, cellular Data Link Data Link Physical link
Course Overview: Part 2: Application Layer (text: Ch. 2) • Principles of application-layer protocols • World Wide Web: HTTP • Electronic mail: Email • The Internet's directory service: DNS • Socket programming PROGRAMMING ASSIGNMENT 1
Course Overview: Part 3: Transport Layer (text Ch. 3) • Transport-layer services and principles • Connectionless transport: UDP • Principles of reliable of data transfer • TCP case study PROGRAMMING ASSIGNMENT 2 on realizing TCP reliable data transmission based on a simulator • TCP congestion control
Course Overview: Part 4: Network Layer (text: Ch. 4) • what’s inside a router? • routing principles (algorithms) • hierarchical routing • IP: the Internet Protocol • Internet routing: RIP, OSPF, BGP
Course Overview: Part 5: Link Layer, Local Area Networks (text: Ch. 5) • introduction, services • error detection, correction (CRC code) • multiple access protocols, LANs • LAN addresses, ARP • Ethernet
Course Overview: Part 6: Cellular, Wireless and Mobile technologies • Extension of Chapter 6 • Overview of smart phone technologies • Overview of IOS and Andriod operating systems • Mobile protocols • Mobile logical channel descriptions, registration procedures, encryptions standards • Mobile identifiers, and Location-based Services
Course Overview: Part 7: Wireless security and Network Security (extension of Chapter 8) • what is network security? • Introduction of cryptography • Classical and modern cryptography • Public key cryptography and its applications • Cellular network vulnerabilities and security protocols • Wifi vulnerabilities and security protocols
Summary • Introductory, practical • Know basic networking programming • All (almost) you need to know about Internet, and applications • Many acronyms, don’t be frustrated • If you don’t know an acronym, just google it • Wikipedia is a great resource to learn!