Computer Networks

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Introduction to module
CSY1017-Computer Communications
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Introduction to module
EPIC - Evolving Personalised Information
Construct
◦ flash online movie made by Robin Sloan for
the Museum of Media History
Ice Breaker - general discussion
◦ How networks impact our daily lives
◦ Role of data networking in human networks
◦ Opportunities and Challenges posed by
modern computer networks
CSY1017-Computer Communications
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Rashmi Dravid
Newton N305
Tel: 01604 893338
Email: rashmi.dravid@northampton.ac.uk
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Understanding Principles on How Computers
Communicate
Emphasis on Concepts
 What and How about Internet
 Types of network
 Network Devices
 Network addressing
 Internet Model
Cisco Certification
◦ CCNA Exploration
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Lecture + Lab delivery
◦ Lecture – 1 hour
 Common for all groups
◦ Practical – 1 hour
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For individual groups
Tutorial
Lab-based practical activity
Seminar
Directed Personal Study
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Two elements
◦ In-course Assignment: 50%
 Portfolio of lab work
 Tasks integrate skills learnt in practical sessions
◦ TCA (Time Constrained Assignment) : 50%
 Close book assessment based on a case study
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Refer to Assessment Schedule
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This module objectives of Network
Fundamentals – first course in CCNAExploration are integrated
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Access to online curriculum made available
◦ End-of-chapter assessments posted each week
◦ Practical sheets adapted where relevant
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End of course exam made available
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Lecture notes on module web page and NILE
◦ www.computing.northampton.ac.uk/~rashmi/csy1017
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Cisco online material
◦ http://www.cisco.com/web/learning/netacad/index.html
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Available at Avenue Library
Compter Networking –
James Kurose and Keith Ross
Addison Wesley, 4th edition
Computer Networks and Internet with Internet
Applications
Prentice Hall, Fifth edition
Computer Networks,
Fourth edition
By Andrew Tannenbaum
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Attendance
◦ Cause for concern, if < 75%
 Three stages – stage 1,2,3
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Punctuality
Engagement with module
◦ Active participation during session
Collaboration
◦ Interact with your peers
Commitment
◦ Ownership of learning
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Meet people with common interests in the subject
area
Become member of professional bodies and
attend their events
◦ BCS (British Computer Society)
 Information posted on webpage
◦ IEEE
◦ IET
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Questions?
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Discuss with your peers
◦ How networks impact our daily lives
◦ Role of data networking in human networks
◦ Identify the
 A. Opportunities presented
 Challenges posed
by modern networks
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Epic 2014 is the original flash online movie made by Robin
Sloan for the Museum of Media History
http://epic.makingithappen.co.uk/
What are the major landmarks?
 Set in 2014 Epic 2014 charts the history of the Internet,
 the evolving mediascape and
 the way news and newspapers were affected by the growth in online
news.
 It coined the word "Googlezon" from a future merger of Google and
Amazon to form
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◦ the Google grid, and
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speaks of news wars with the Times becoming a print only paper for
the elite culminating in EPIC
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Using information networks to share and
collaborate improves teaching and learning
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popular communication media
– Instant messaging
• Real time communication
 between 2 or more
 people based on typed text
– Weblogs (Blogs)
• Web pages created
by an individual
– Podcasting
• Website that contains
audio files available
for downloading
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Connectivity
◦ Speed, data rate, bandwidth
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Quality
Availability
◦ Fault Tolerance
 Redundancy, backup..
◦ Recovery
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Mitigating Threat
◦ Security
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Introduction to networks lab
◦ General introduction to Cisco Academy Program
◦ Network hardware in the lab
◦ login on lab machines
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Computer Network Architectures
◦ Types
 Centralised Systems
 Distributed Systems
 Client Server
 Peer-to-peer
◦ Characteristics
 Tiered Structure
◦ Communication networks components
◦ Challenges
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