Telephone Networking

	The Economist Freeing up the telephone The Economist The short answer is that one uses the internet to transmit calls, while the other relies on the public-switched telephone network (PSTN) to do the job. Flag as irrelevant
	Arrested development: How policy failure impairs Internet progress American Enterprise Institute Unwinding the regulatory apparatus established for the traditional networks—especially the public switched telephone network—has proved to be a ... Flag as irrelevant

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