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Title: Networks

Essay Details:

Subject: Technology
Author: Roy M
Date: August 8, 2012
Level: University
Grade: A
Length: 3 / 833

Essay text:

A few areas of these networking advances will be discussed. Telephone networks have been so far the primary bearer of data and voice communications. In 1984 fully digital, circuit-switched telephone systems, known as Integrated Services Digital Network (ISDN) for voice and non-voice data communications were introduced. The following year BellCore began working on the standard for the Synchronous Optical Network (SONET). In the late 1980?¦s Local Area Networks (LANs) emerge as an effective way to transfer data between a group of local computers, and telephone companies replaces all its analog multiplexing with digital multiplexing...

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