Lecture: Peer-to-Peer Systems (Peer-to-Peer Systeme)
WS 2007/2008
Wahlmodul Internettechnik

News

• The results of the second test are available via the institute board and here (username: one of the first DHT's you learned about, with a name related to music; password: a DHT related to butterflies. all in lower case)
• The results of the first test are available via the institute board and here (username: one of the first DHT's you learned about, with a name related to music; password: a DHT related to butterflies. all in lower case)
• The date of the 2nd test is now fixed.
• Merry Christmas and a Happy New Year! :-)
• On 4 December, we will have a guest speaker: Roberto Cascella from Trento. He will talk about security challenges and concepts of cooperation and reputation management in P2P networks.
• The lecture was moved from HS 10 to HS G; it will *always* be in HS G from now on!
• The slides of chapter 2 were updated on 12 October. I'm terribly sorry for that (in case you already printed them); there are no major changes before slide 53 ("BitTorrent: Tit-for-tat policy")

Dates

Tuesday, 13:15-14:45 HS G - official dates in the course catalogue, starting date: 2. October 2007.

Test: Tuesday, 22. January 2008, 13:00-15:00 HS G (date of last lecture). You may bring two hand written A4 pages of supplementary material to the test; calculators, PDAs, laptops etc. are not allowed.

2nd Test: Wednesday, 12. March 2008, 16:00-18:00 HS G. You may bring two hand written A4 pages of supplementary material to the test; calculators, PDAs, laptops etc. are not allowed.

Content

Slides:

Chapter	Contents	2 Slides / Page	6 Slides / Page
1	Introduction
2	Unstructured P2P File Sharing Systems Updated on 12 October! SORRY! No major changes before slide 53 (BitTorrent: Tit-for-tat)
3	Analysis of unstructured P2P systems
4	Structured P2P File Sharing Systems
5	DHT examples, part 2: Pastry, Tapestry and Kademlia
6	DHT examples, part 3: Symphony, Viceroy, Distance Halving, Koorde
7	Searching
	Guest talk by Roberto Cascella: Reputation Management Systems in Peer-to-Peer Networks
8	Security and Reliability
9	Reducing the load
10	Errata

Acknowledgements: I am deeply indepted to Professors Jussi Kangasharju, Christian Schindelhauer and Klaus Wehrle for providing me with slides.
A million thanks to all of you!

Recommended literature:

• Peter Mahlmann, Christian Schindelhauer: "P2P Netzwerke: Algorithmen und Methoden", Springer, Juli 2007.
  This book is my top recommendation (for German speaking students).
  
  
• Ralf Steinmetz, Klaus Wehrle (eds.): "Peer-to-Peer Systems and Applications", Springer, Oktober 2005.
  Note that this book is freely available for download from a UIBK IP address via springerlink.com (direct link)!
  
  
• Andrew Oram (ed.): "Peer-to-Peer: Harnessing the Power of Disruptive Technologies", O'Reilly Media, April 2001.
  Recommended especially if you're interested in anonymity / security / accounting, plus some stories showing the point of view of the authors of tools like Gnutella.
  
  
• This online reading list by Keith Ross contains a lot of useful material, and the IRTF P2P RG has a nice overview paper and a huge bibliography

Last update: 2. April 2008
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