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Computer Communication and Networking
11TL Sections I-II
Nafeesa Zaki

nafeesa.zaki@tl.muet.edu.pk

Lecture 1 – 2
22nd – 23rd July 2013

DEWSNet Group
Dependable Embedded Wired/Wireless Networks

DEWSNet
© Neeraj Suri
Dependable Embedded Wired/Wireless Networks
EU-NSF ICT March 2006

MUET Jamshoro

Course Structure and Contact Info
https://sites.google.com/a/faculty.muet.edu.pk/nafeesa_zaki/home

 Schedule
 Timetable, check out!

 Exams





2-3 mid exams (can be surprise :)
Home assignments
Presentations in class (voluntarily)
Final Exam

 Nafeesa Zaki
 nafeesa.zaki@tl.muet.edu.pk
 Office Hours (TL124): by appointment

 Syllabus & TTP
Intro/Overview

2

Relevant Literature + Lecture Foils

 Data and Computer Communications, Eighth Edition
 W. Stallings

 Internetworking With TCP/IP
 Douglas E. Comer

 Computer Networks
 Andrew S. Tanenbaum

 Computer Networking: A Top Down Approach
 Jim Kurose, Keith Ross, 4th edition. Addison-Wesley, 2008. Books are available (in limited numbers!) from the library

 Its not an end ;) Internet is open for all and for me too 
 Slides are available on the lecture’s homepage
 I will try to upload the foils shortly before /after the lecture

Intro/Overview

3

Curiosity killed the cat…

 How many of you have your own computers/laptops?
 Familiar with networks?
 Using Internet?
 Why you are in TL and what are ur expectations frm
this course?
 Are you concerned about security?

Intro/Overview

4

University/Department/My Expectations

 Come to class on-time
 Turn in work on-time
 Do all work independently (except group work)
 Take responsibility for your own learning!

Intro/Overview

5

The Trends in Computing Technology

1970s

1990s

Late 1990s

Now and Tomorrow ?
Intro/Overview

6

Computing Evolution

Intro/Overview

7

What isn’t an Embedded System?
 response

sensors

motes

FBW

XBW

UAV’s
Intro/Overview

8

DEWSNet Related Areas

Intro/Overview

9

Reliable Information Transport for WSN
 Information Transport is a Core
Operation
 Responsiveness is Critical

different applications
 different responsiveness requirements

 Modeling

 Reliability Framework

 Mobility-aware Information
Transport

Aggregation
Reliability
(Ra)

Routing
Reliability
(Rr)

Reliability of inf. transport = Ra * Rr

Intro/Overview

10

Dependable Mobile Ad-hoc Sensor Networks
 Applications
 Car2Car communication

WAVE

• Cooperative driving
• Announcements

WLAN

 Tracking & monitoring
 Measurement
 Disaster rescue

ZigBee

 Research challenges





Energy (efficiency, maintenance..)
Frequent failures (detection, diagnosis..)
Safety-critical applications
Reliable communication

Intro/Overview

11

File sharing in VANETS
 08ES Group
 Music files to share
 Other info
 Critical messages

Intro/Overview

12

Congestion Detection in VANETS
 08TL Group
 Congestion Classification
 Detection
 Implementation

Intro/Overview

13

Body Area Networks
 10TL Group
 Topology Behavior
 Hybrid Topology
 Transport Protocols

Intro/Overview

14

ABLESCENTNet: A Wireless Sensor Network for
Visually Impaired People
Funded by
ICTRnD

Intro/Overview

15

WSN Next Challenges
 Cloud Integration
 Energy Harvesting
 Green Communication

Intro/Overview

16

Related works for students

 Projects
 Setting up simulation environment for WSN on Sun Solaris (Sun Fire Server)
 Deployment of protocols on sensor nodes
 Building and implementing protocols on robots
 Energy Efficient Protocols for WBANs
 Data Dissemination in Inter-Intra WBANs

 Contact me if you are interested!
• I hope many of you will be interested 

Intro/Overview

17

Data Communications

 This quote from the start of Stallings DCC8e Ch1...
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