P2P Networks.

A P2P network is a data processing network among la red users (in English peer-to-peer -that woud be translated of pair to pair- and more known as P2P). It refers to a network that does not have clients neither fixed server s, but a series of nodes that behaev simultaneously like the clients and as servers of the othre nodes of the network. This model of network contrasts with the model client-server which functikons alone as a simple communication between a user and a terminal where the client and the servant cannlt change its rolkes.

The networks of computers Peer-to-peer (or ?P2P") are networks that use and optiize the widee band that accumulates from other usres in a network through the conectivity among the same participating users of the network, obtaining as a result, a lot more performance in the connections and transfers that with some conventional methods centralized where a relatively small quantitty of srvers provides the total resources shared by a service or application.

P2P networks are used for many purposes but mainly to share all types of files that contain: audio, video, text, softwar and datga in any digital format. This type of network also commnly is used in phone system VoIP to do more efficient the broadcast of real-time datx as well as to achievee a better distribution of the traffic of the phone system utilizing technology P2P.

There are various P2P Networks, lke Gnutella or Bittorrent.
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Extraido de Limewire Blog