Internet Telephony

The study suggests that "the potential for substantial savings, compared to calls on traditional phone networks, is the primary motivation for using Internet telephony." The report also notes that since Internet access generally is purchased at a fixed monthly rate, individuals or companies with the proper equipment can place Internet voice or fax calls between computers anywhere without incurring per minute fees. That is not possible today because users must sign on with individual telephony service providers in each of the regions they wish to call or the telephony provider must sign numerous relationships with other providers outside its region.

"Cut-rate phone calls over the Internet soon will transform the huge telecom business, especially on e

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phone network) take place at the same time, allowing a full duplex (two-way) conversation. This basic format leads to many different functional configurations. * Phone-to-PC or PC-to-phone operation can take place with one gateway. * Phone-to-phone PC operation can occur with two gateways. If a company offers international long-distance service using gateways, for example, an organization or service provider can host one gateway in each country. By bypassing the international connect charges -- even paying in-country long distance rates -- the configuration costs significantly less than traditional circuit-switched service. In determining the quality of Internet Telephony, there are two aspects to consider: Voice and Latency. Internet Telephony voice quality has improved greatly from early versions of the technology, which were characterized by distortions and disruptions in speech. Improved technologies for voice coding and lost packet reconstruction have yielded products where speech is easy to understand. Latency affects the pace of the conversation. Humans can tolerate about 250 msec of latency before it has a noticeable effect. Today's Internet telephony products exceed this latency, so most connections so
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Approximate Word count = 5075
Approximate Pages = 20 (250 words per page)

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