This detailed guide for the company directors describes the technologies of the communication anywhere in the world - including the Internet and the Web, the digital movable telephony, RDSI, SMDS, Frame Relay and ATM - and offers advice practical to select the most suitable technology for a particular business Writing especially for the technical directors in engineering, the communications and the industries of technology of the information, explains an ample range of technologies and describes to its principles and characteristics, as well as the factors differentiate that them, like the cost, the security, the availability and yield. The book shows the typical applications, sets out the inherent limitations, it explains the prices and the methods of comparison, and the safety catches and systems of protection are analyzed. Its cover of application questions includes an outline of the process of planning of businesses and recommendations on the design of the solution, the obtaining and management of suppliers.

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