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Issue No. 09 - September (2004 vol. 37)
ISSN: 0018-9162
pp: 30-37
Runsheng Wang , Beijing University of Posts and Telecom
Xiaorui Hu , Saint Louis University
Voice over Internet Protocol offers a new type of service that uses the Internet Protocol, intranets, and extranets to deliver voice information. At this point, VoIP services have only partially supplanted traditional toll telephone services: When users make a VoIP telephone call, they must still go through a local telephone network.<p>In China, VoIP toll telephone traffic has swiftly surpassed traditional toll telephone traffic for both domestic and international calls. Several factors have contributed to this phenomenon, includingprice advantage, new benefits for traditional telephone service providers, and potential value in the transition to nextgeneration networks.</p>

R. Wang and X. Hu, "VoIP Development in China," in Computer, vol. 37, no. , pp. 30-37, 2004.
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