© Uppsala University, IT Dept. Computer Networks I / DT014/1TT821 Computer Networks I Dr. Edith C.-H. Ngai Department of Information Technology Uppsala University

© Uppsala University, IT Dept. Computer Networks I / How to reach me? ITC building 1, floor 4, room Consultation Hours: (Tue) 10am – 11:30am (Fri) 10am – 11:30am

© Uppsala University, IT Dept. Computer Networks I / Organization of the Course  Lectures  Labs  Examination  Group Presentations (for 1DT014) Visit our course web page:

© Uppsala University, IT Dept. Computer Networks I / Nature of the Course  The course combines theory and practical applications of design and implementation of large and small scale computer networks.  The theory part of the course consists of a series of lectures and seminars.  Laboratory exercises and a programming assignment comprise the practical part.

© Uppsala University, IT Dept. Computer Networks I / What You Will Learn  Basic principles and applications of computer networks and the Internet.  The operations of different layers in the Internet protocol stack.  Issues like network security to most current and relevant networking technologies.  Practical experience on building small computer networks and implementation of network protocols.

© Uppsala University, IT Dept. Computer Networks I / Other Related Courses  Computer Programming (1TD433, 1TD721)  Computer Architecture (1DT016)  Operating Systems (1DT020)  Distributed Systems (1TT835)  Advanced Computer Networks (1DT010)

© Uppsala University, IT Dept. Computer Networks I / Required Textbook Computer Networking: A Top Down Approach, 4 th edition. Jim Kurose, Keith Ross Addison-Wesley, July 2007.

© Uppsala University, IT Dept. Computer Networks I / Suggested References  Data and Computer Communications,7th edition, William Stallings, Prentice Hall,  Computer Networks, A Systems Approach, by Larry L. Peterson and Bruce S. Davie, Morgan Kaufmann Publishers, 2nd edition,  Computer Networks, Fourth Edition, by A. S. Tanenbaum, Prentice Hall PTR,  UNIX Network Programming, Volume 1, Second Edition: Networking APIs: Sockets and XTI, by W. Richard Stevens, Prentice Hall,  TCP/IP Illustrated, Volume 1: The Protocols, by W. Richard Stevens, Addison-Wesley, 1994, ISBN

© Uppsala University, IT Dept. Computer Networks I / Coursework  Labs (100 marks) –2 lab sessions in Pol_1313D –1 take-home programming assignment  Final Examination (100 marks)  Group presentation (for 1DT014) –2 to 3 people in a group –20 min presentation on a selected topic –Dates: 5 Nov, 18 Nov, and 4 Dec

© Uppsala University, IT Dept. Computer Networks I / Grading  To pass the course, you need to satisfy both criteria: –get more than 70 marks in your labs. –get more than 60 marks in your final exam.  If you get more than 70 marks in your lab, the marks over 70 can be transferred to your final exam.  You get the following grades according to your final exam marks: >60 grade 3 >80 grade 4 >90 grade 5

© Uppsala University, IT Dept. Computer Networks I / More about your labs …  Tutor: Erik Nordström   Office: ITC building 1, floor 4, room 1422  3 Labs: –Snoop –Routing –Sliding windows (Take-home programming assignment)

© Uppsala University, IT Dept. Computer Networks I / More about your presentation …  Date: 5 Nov (Wed)  Topic: Network Applications –Peer to peer networks –Multimedia over the Internet –SIP, RIP, VoIP, Instant Messaging –etc..  Sign up ASAP

© Uppsala University, IT Dept. Computer Networks I / Course Outline  Ch. 1: Computer Networks and the Internet  Ch. 2: Application Layer  Ch. 3: Transport Layer  Ch. 4: Network Layer  Ch. 5: Link Layer  Ch. 8: Security in Computer Networks  Ch. 6: Pervasive Computing