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University of Cambridge Computer Laboratory
Digital Communication II
Computer Laboratory > Course material 2006-07 > Digital Communication II

Digital Communication II

Principal lecturer: Prof Jon Crowcroft
Taken by: Part II

Past exam questions

The slides below are PDFs. powerpoint is also available if you want to use the source material or need to print slarger versions of diagrams!
Overview of Material
The Telephone Net (well its been around 100 years, so there must be some lessons in it)
The Internet (about 25 years old, and looking decidedly shakey)
Asynchronous Transfer Mode (a failed, but bold attempt to mix Telephone and Internet)
Classic Simplistic Model of Modular Functionality for Communications
Some Systems Design Paradigms, often orthogonal to Layers
Naming and Addressing, i.e. who is where?
A List of common protocols - see if you can spot design patterns?
Some Mapping onto implementation for CS
Routing - How many ways can we get from A to B?
Error Control - what do we do when things go wrong?
Flow Control - stemming the flood
Guest Lecture on Switches, by Dr Michael Dales, Intel Research Cambridg
Guest Lecture on wifi AP selection by Dr Dina Papagiannaki, Intel Research Cambridge
Shared Media Networks (Ether/Radio etc) - some special problems
Switched Networks - What does a switch do and how?
Scheduling and Queue Management Algorithms for packet forwarding
The Big Picture for manageing traffic
A list of papers that would be good to read on a rainy sunday
A Glossary of Terms from CNP

The guest lectures are intended to portrait the practical application of the concepts presented above in real world networks, such as wireless networks, and the evolution of software and hardware for switch design (e.g. optical). <

last updated 1/12/2006