By John Spratt


The increased availability of greater bandwidth (10 Mbps) has allowed a greater sophistication in the types of access that can be offered, such as digital TV, video on demand, and online games, etc.

But the main change to be brought about by the advanced technological capabilities has been the emergence of new forms of cooperation available between network users, breaking the traditional customer-supplier paradigm.

The emerging cooperative models, or virtual communities, have proliferated in recent years, by configuring new sets of products together with new ways of working with the network, that are all part of the global concept of "Web 2.0". These are services where a supplier provides the necessary supporting technology, a platform where the users self-configure their service. Three primary examples of this new generation are seen in the recent developments of peer to peer, blogs, and virtual social networks.

Peer to Peer Services (P2P) as a new Information Technology Service

This activity generates the most traffic to the networks. The term P2P refers to peer communication between users for exchanging their own files on the network, where the users provide the contents, assuming the role of the servers. Thus P2P has no fixed clients or servers, but instead a series of nodes that behave as both clients and servers for other nodes in the system, where data or metadata is transferred through a dynamic network. The main applications for peeer to peer now are eMule and Kazaa. The majority of the files that are exchanged on P2P are videos (61.44 percent), far behind the various audio formats. Almost 47% of these videos are Microsoft, and 65% of audio files are MP3.

Blogs as a new Information Technology Service

A blog (originally short for weblog) is a website that gathers texts or articles from one or more authors (called bloggers) ordered from the most recent to the earliest, and that is usually written in an informal and personal style. It can be somewhat like a diary, but it is often specialized to some interest, for example a trip, recipes, etc. The theme of the blog may be of any kind: personal, economic, journalistic, technological, educational, political, etc. The author may allow others to post comments, respond to them, and may leave whatever comments or posts he deems appropriate.

Virtual Communities as new Information Technology Service

Over the last few years, a number of services have emerged that enable the creation of virtual communities, united by common interests. They are structured around two types of mechanisms: 1) Labelled collections of information, to store information of any kind (photos, bookmarks); an example would be flickr; and 2) Networks that allow users to create profiles, lists of friends, friends of friends; the most popular are MySpace, Facebook, LinkedIn, and Twitter.

Its technological foundations are based on the consolidation of applications used together in one place. It can use standard technologies, such as e-mail and its protocols, and http to facilitate the operations of uploading and downloading information, such as photos or profile information. The features of chat messaging are also available and allow users to connect instantly in the same conversation, one on one or in groups.




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