Principles of Communications
Course Notes and Slides (PDF One Up) and blog of where we are up to now. Some sample problems
See Moodle links to videos - should be there shortly after each lecture. (look under "Panopto" to the right of the Moodle page materials).
Sequence/slides/related papers
- Introduction to what I'm going to say
- Routes -- how to "get" 'there' for some definitions of "get" and 'there'
- BGP from MIT
- Cloudflare blog about this week fb outage
- Asynch Convergence of bellman-ford routing paper if you are interested in following up on recent research here on topic.
- The internet is flattening
- DEFO is SDN+optimisation, to compare with Fibbing.
- Further reading on Dynamic Adaptive Routing
- Flow - slow down
(ECN would be good - see ToS field in IPv4 or IPv6); RR would be good
-
Flow addendum: n.b. control theory was not covered in videos, and
so is non-examinable this year. Other thnigs of interest:-
- how netflix do their CDN in practice
- Schedules - beyond fifo
Background: priority in handling of packets in QUIC is a very nice example of the impact of scheudling on protocol performance/behaviour!
- Original GPS paper for details on processor sharing model
- CoDel is a practical home router implementation, and has a fair queuing variant
- TCP in the Wild - in reality
- Data Centers - revisiting integrated services
- additional material on qjump and data centers which links to configuration&source!
- Optimisation - of user & network, together: also see
on which this is based. Further reading would
be chapter 5 of Bertsekas&Gallagher's Data
networks book.
- TE for elastic traffic background paper
- Traffic economics
- Systems structures
- Summary of what I said
Routes Addenda:
placed on the Web for this course.
Last year’s course materials are still available.