Computer Networks

CSE 434 Fall 2009

Sandeep K. S. GuptaArizona State University

Hardware and software donations by

http://impact.asu.edu/cse434fa09.html

http://impact.asu.edu

Research Experience for Undergradautes (REU)

Course Description & Preq

Incorrect: Distributed computing paradigms and technologies, distributed system architectures and design patterns, frameworks for development of distributed software components.

Correct: The ISO/OSI reference model; applications (HTTP, FTP, e-mail, security); connectionless and connection-oriented transport; multihop routing; internetworking; error handling; flow control; medium access control; physical layer basics; data compression; network reliability; fundamentals of cryptography.

Basically the course is about fundamental concepts in computer networking with focus on the Internet

Preq: Computer Organization and Architecture (CSE230/330); Knowledge of Data structures, Graph Algorithms, and Operating Systems is desirable.

Computer Network? Internet? “A computer network is a group of

interconnected computers” – Wikipedia

“The Internet is a standardized, global system of interconnected computer networks that connects millions of people” - Wikipedia

Routes thru portion of the Internet

http://upload.wikimedia.org/wikipedia/commons/d/d2/Internet_map_1024.jpg

Course Goals

1. To get insights into the technological trends computer networking technologies including Internet and wireless and mobile networks.

2. To identify (new) applications and paradigms that these technologies enable

3. To understand emerging scientific and engineering challenges in that area

4. To provide application development expertise for network-based applications

Course Goals - Indirect

To get you a high-paying job To enrich you with new ideas To train you in systems-oriented thinking To prepare you for research/profession in

computer networking

That is … CSE434 Goal 1 “To get insights into the

technological trends computer networking technologies including Internet and wireless and mobile networks.”

what is Internet, its architecture? Understand protocols and services such as

TCP/IP, DNS, HTTP. How do mobile networks work? Reasons for network convergence What is net neutrality and why it is important How to design and evaluate network

performance?

That is … CSE434 Goal 2 “To identify (new)

applications and paradigms that these technologies enable”

Existing and emerging applications FTP, WWW Internet Telephony P2P Social networking

Future Applications Internet-enabled automobiles Remote Surgery

That is … (Cont.)

CSE434 Goal 3 “To identify (emerging) scientific and engineering challenges in that area”Retain Open ArchitectureQuality of Service Convergence Scalability Internet of Things

That is … (Cont.)

CSE 434 Goal 4: “To provide application development expertise for networking protocols and network based applications” Socket Programming Distributed Client-Server Programming Wireless Sensor Networking Mobile computing

Course/Reference Book(s) + Material

“Computer Networking”, Kurose & Ross, Addison Wesley, Fifth ed.

Fourth and Third editions will mostly work.

Links for materials from other sources will be provided

Course Mechanics

Homeworks+Exams+Quizzes Quizzes – many will be un-announced Exams – one mid-term Homeworks – may involve programming

In-class and online discussion Term Project

Group or Self-defined (with help of instructor) Involves design and implementation

Term Project presentation and demo Presentation, Demo, critiquing, summary

Class Cyberpresence

http://impact.asu.edu/~mcn/cse434fall09.html class assignments Solutions Slides reference material

Visit regularly for latest information

What can you expect from this course?

Lots of in-class/ on-line interaction Interesting and challenging assignments and

exam questions Reading technical papers and magazine

articles Technical Writing – critiquing, summarizing Help/Tutorials by instructor on difficult material And lot more!

Contacting me

Instructor Email: sandeep.gupta@asu.edu

Subject line: CSE434Fall09

Office: BY 522 Phone: 5-3806 Office Hours: M-W 3:15 – 4:45pm Call me || come to my office hrs || Set up an

appointment http://impact.asu.edu

Contacting TA:

InstructorEmail: su.kim@asu.edu

Subject line: CSE434Fall09Office: BY 517Phone: 5-2794Office Hours: T, Th 10:30 -noonCall her || come to her office hrs || Set up an

appointment

Index Card with your Photo

PhotoFull Name

Short Name – to be called by in class

Information you want me to knowabout you in brief bulleted form:1. I like ….2. I am taking this class because3. I want an A+ grade in the class

What do I do when I am not teaching?

Goal:•Pervasive Health monitoring

•Evaluation of medical applications

Features:•Secure, Dependable and Reliable data collection, storage and communication

Sponsor:

Pervasive Health Monitoring

IMPACT: ResearchUse-inspired research in pervasive computing & wireless sensor networking

Goal:• Increasing computing capacity for datacenters

•Energy efficiency

Features:•Online thermal evaluation

•Thermal Aware Scheduling

Sponsor:

Thermal Management for Data Centers

Goal:•Evaluation of crisis response management

Features:•Theoretical model•Performance evaluation

•Access control for crisis management

Sponsor:

Criticality Aware-Systems

Goal:•Container Monitoring for Homeland Security

•Dynamic Supply Chain Management

Features:• Integration of RFID and environmental sensors

•Energy management•Communication security

Sponsor:

Goal:•Protect people’s identity & consumer computing from viral threats

Features:•PKI based•Non-tamperable, non-programmable personal authenticator

•Hardware and VM based trust management

Sponsor:

ID Assurance Intelligent Container

Goal:•Protocols for mobile ad-hoc networks

Features:•Energy efficiency•Increased lifetime•Data aggregation•Localization•Caching•Multicasting

Sponsor:

Mobile Ad-hoc Networks

Medical Devices, Mobile Pervasive Embedded Sensor Networks

BOOK: Fundamentals of Mobile and Pervasive Computing, Publisher: McGraw-Hill  Dec. 2004

What’s Next?

Next Class: Internet History and Future! Start reading: Chapter 1 Join Class Google Group

http://groups.google.com/group/asu-cse434-fall-2009-computer-networks

Email: asu-cse434-fall-2009-computer-networks@googlegroups.com