Definition of VoIP
What is VoIP?
IP Telephony, also called 'Internet telephony', is the technology that makes it possible to have a voice conversation over the Internet or a dedicated Internet Protocol (IP) network instead of dedicated voice transmission lines.
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VoIP
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VoIP Network Design for Service Providers
Driven by competitive pressure and the desire for new service generating opportunities, major Service Providers (SP) have begun rolling out VoIP (Voice over IP) services to business and consumer markets. The challenge is to design the network to support VoIP service requirements for strict connectivity, latency, jitter, packet loss, and reliability objectives that are normally expected from the (circuit-switched) PSTN services. In addition the network design must support new voice applications that are made possible by the new converged voice/data network.
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Voice Over Internet Protocol (VoIP) and Security
This paper will describe Voice Over Internet Protocol (VoIP) to a level that allows discussion of security issues and concerns. Business concerns of implementing VoIP, components of a VoIP system, and relevant security issues and concerns as they apply to the topics, are explored.
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