Sunday, May 3, 2009

Unknown Internet 5: Is There Only One Internet?

The internet is a disparate mix of interconnected computers, united by communication languages (Image: Image Source / Rex)

From New Scientist:

Probably - for now. The internet is a disparate mix of interconnected computers, many of them on large networks run by universities, businesses and so on. What unites this network of networks are the communication languages known as the Transmission Control Protocol and the Internet Protocol, collectively TCP/IP.

There are also a few large networks that use different protocols and which remain largely isolated from the internet, including something called FidoNet, which links bulletin board systems via the global telephone network, as well as a handful of military networks. The main internet is the only one of any significant size, as far as we know.

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