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Logiciel Gratuit - P2P : BitTorrent 4.2, sans trackers, officialisé


P2P : BitTorrent 4.2, sans trackers, officialisé
Date: 24 November 2005 à 16:25:00 EST
Sujet: Emule, P2P


Après une longue phase de beta test ayant débutée à la version 4.1.0, le client officiel P2P pour le réseau BitTorrent a été mis à jour avec une nouvelle version finale et officielle : BitTorrent 4.2.0. Il s'agit de la première mouture finale qui offre une fonctionnalité pour distribuer des fichiers sans l'aide d'un « tracker » (fichier généralement hébergé sur un site Web qui permet de distribuer les sources des téléchargements placés sur le réseau via la technologie Bittorrent).

Pour savoir plus détails, faire click en Suite...

Cette technique de distribution de fichier introduite a été baptisée « Trackerless » et elle repose sur une technologie déjà bien connue et nommée « DHT » ou « Kademlia Distributed Hash Table » qui est déjà utilisée dans eMule, par exemple.

Dans le cas de DHT, les données liées à la localisation des sources sont échangées entre les différents clients et non pas centralisées sur un serveur via un fichier « Tracker » comme dans le cas d'un Torrent classique. Reste qu'avec cette technique, la vitesse de téléchargement qui reste le point fort de Bittorrent n'atteindra certainement pas le niveau d'un Torrent classique avec Tracker. Il s'agit donc d'une simple évolution du client et non d'une refonte complète du protocole.

Outre cela, cette version 4.2.0 améliore les traductions et propose des optimisations de chargement. La compatibilité avec le pare-feu de Windows XP et avec Mac OS X a aussi été revue. On notera aussi quelques corrections de bugs.

Pour rappel, le réseau BitTorrent est principalement utilisé pour diffuser des fichiers de taille importante, il est reconnu pour sa rapidité par rapport à d'autres réseaux Peer To Peer. Ce réseau est aussi bien utilisé à des fins légales, qu'à des fins illégales (diffusions de films vidéos DivX, de DVD ...).







Cet article provient de Logiciel Gratuit
http://www.logicielfull.com/

L'URL de cet article est:
http://www.logicielfull.com//modules.php?name=News&file=article&sid=10695