Transcript TORRENTS – (BIT TORRENT) - hs

E – BUSINESS TECHNOLOGIES PROFESSOR
EDUARD HEINDL
BCM SS‘09
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AGENDA:
INTRODUCTION TO TORRENTS
P2P SYSTEMS – ARCHITECTURE
P2P SYSTEMS – ENVIRONMENT
BIT TORRENT PROTOCOL
BIT TORRENT INC.
BIT TORRENT BUSINESS MODEL
CONCLUSION
DEFINITION OF CAMBRIDGE DICTIONARY:
 Torrent – Noun ( C )
A large stream of water that moves very fast.
DEFINITION OF URBAN DICTIONARY:
 Torrent - The most kickass way of sharing
files.
 Torrent files are pretty much the best filesharing method, hands down.
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TRADITIONAL FILE
DOWNLOAD
TORRENT FILE DOWNLOAD
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THREE KINDS OF ARCHITECTURE:
Purely centralized Architecture e.g. NAPSTER
Purely decentralized Architecture e.g. EDONKEY
Partially Centralized (or ) Partially decentralized
Architecture e.g. GNUTELLA
CONTENT DISTRIBUTION SYSTEM OF BIT
TORRENT:
Partially Centralized
CENTRALIZED ARCHITECTURE
PURELY DECENTRALIZED
ARCHITECTURE
PHYSICAL
COMPONENTS
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HUBS;
SWITCHES;
BRIDGES ;
ROUTERS
AND
FIREWALLS
NAT
SYSTEMS:
These are of
two types:
STATIC ONE
– ONE
DYNAMIC
ONE - MANY
NAT SYSTEM TYPES
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Bit Torrent Protocol – Developed in 2001 by
Bram Cohen.
It is now maintained by Bit Torrent INC.
Thrives on the P2P Environment with a partially
centralized Architecture.
Very Popular Tool for downloading Movies ,
Music and Games.
TERMS ASSOCIATED WITH BIT TORRENT:
◦ Swarm, Seed, Peer, Tracker, .torrent file, Vuze, Bit
torrent client, Pirate Bay, ISO Hunt
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Founded in 2004 by Bram Cohen & Ashwin Navin.
In a Wired Article in 2007 – one of top 10
startups worth watching.
Reuters – Bit torrent Accounts for 35% of all
internet traffic - Nov’04.
Boasts of an Installed base of over 160 million
clients worldwide. – Press releases
Company employs 20 people.
Partners include 20‘th century Fox, Lionsgate,
MTV, Spike TV , Warner Brothers & others.
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Bit Torrent DNA ( Delivery Network Accelerator
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Enables Delivery of media content and
games over existing Bit torrent protocol.
Bit Torrent Device Partner
Bit Torrent Software Development Kit for
devices.
Bit Torrent Certified Program.
Bit Torrent Entertainment Network.
Venture Capital Market.
Bit Torrent Entertainment Network
 Offers downloads of films and other content.
 Partners include MGM, Paramount, Fox , Warner
Brothers, Azureus and BBC.
 Different Download options – Daily rentals to
Permanenet Downloads ( US $ 2.99 – 3.99 for 24
hr rental).
VENTURE CAPITAL MARKET
 Funding on Bit Torrent US $40.8 millions by
DCM, ACCEL and DAG ventures.
NEW PLANS FOR BUSINESS:
 Club Model
 Compulsory Click Through Advertisement.
LEGAL AND SOCIAL ISSUES:
 Bit Torrent Tracker – Legal?
 Finreactor Case 2004 – Fine of US§5.4 Million
Claimed
BIT TORRENT‘s DEFENSE:
 Bit Torrent does not offer search facility.
 Bit torrent does not conceal the host sharing
illegal files.
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P2P has many advantages to offer in the future.
Torrents – Cloud computing prototypes.
Sharing of Computational Power and Storage in
the future.
Updation of data by google at present is an issue.
P2P could outline a complex solution to this in
the future.
Maximum usage of computational power in the
future.
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http://www.bittorrent.com/
http://en.wikipedia.org/wiki/BitTorrent,_Inc.
http://images.google.com/imghp
http://dessent.net/btfaq/#where
From P2P to Web Services and Grids : Peers in
a Client/Server World by Ian J Taylor
BITTORRENT ISBN 978-1-8462-8074-0
http://kepler.ss.ca.gov/corpdata/ShowAllList
?QueryCorpNumber=C2676150