11 relations: Codec, Foreign exchange service (telecommunications), G.711, G.729, Gateway (telecommunications), Internet Protocol, Plain old telephone service, Public switched telephone network, Session Initiation Protocol, User Datagram Protocol, Voice over IP.
Codec
A codec is a device or computer program for encoding or decoding a digital data stream or signal.
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Foreign exchange service (telecommunications)
Foreign exchange service (FX) is a telecommunications network service in which a telephone in a given exchange area is connected, via a private line (as opposed to a trunk line), to a telephone exchange or central office in another foreign exchange, rather than the local exchange area where the device is located.
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G.711
G.711 is an ITU-T standard for audio companding.
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G.729
G.729 is a royalty-free narrow-band vocoder-based audio data compression algorithm using a frame length of 10 milliseconds.
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Gateway (telecommunications)
A gateway is the piece of networking hardware used in telecommunications via communications networks that allows data to flow from one discrete network to another.
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Internet Protocol
The Internet Protocol (IP) is the principal communications protocol in the Internet protocol suite for relaying datagrams across network boundaries.
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Plain old telephone service
Plain old telephone service or plain ordinary telephone service (POTS) is a retronym for voice-grade telephone service employing analog signal transmission over copper loops.
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Public switched telephone network
The public switched telephone network (PSTN) is the aggregate of the world's circuit-switched telephone networks that are operated by national, regional, or local telephony operators, providing infrastructure and services for public telecommunication.
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Session Initiation Protocol
The Session Initiation Protocol (SIP) is a communications protocol for signaling and controlling multimedia communication sessions in applications of Internet telephony for voice and video calls, in private IP telephone systems, as well as in instant messaging over Internet Protocol (IP) networks.
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User Datagram Protocol
In computer networking, the User Datagram Protocol (UDP) is one of the core members of the Internet protocol suite.
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Voice over IP
Voice over Internet Protocol (also voice over IP, VoIP or IP telephony) is a methodology and group of technologies for the delivery of voice communications and multimedia sessions over Internet Protocol (IP) networks, such as the Internet.
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Redirects here:
VoIP gateways, Voice Gateways.