Unified Communications Definitions

This glossary explains the meaning of key words and phrases that information technology (IT) and business professionals use when discussing unified communications and related software products. You can find additional definitions by visiting WhatIs.com or using the search box below.

  • V

    video conferencing

    Video conferencing is live, visual connection between two or more remote parties over the internet that simulates a face-to-face meeting.

  • video telephony

    Video telephony is full-duplex, real-time audio-visual communication between or among end users.

  • virtual call center

    A virtual call center -- or virtual contact center (VCC) -- is a call center in which the organization's representatives are geographically dispersed, rather than situated at workstations in one location.

  • virtual meeting room

    A virtual meeting room is a cloud-based collaboration space that allows people in disparate geographical locations to meet in real time.

  • virtual phone number

    A virtual phone number is a telephone number is used to route calls to the user's actual phone number or numbers.

  • vishing (voice or VoIP phishing)

    Vishing (voice or VoIP phishing) is an electronic fraud tactic in which individuals are tricked over the phone into revealing critical financial or personal information to unauthorized entities.

  • voice activation detection (VAD)

    In Voice over IP (VOiP), voice activation detection (VAD) is a software application that allows a data network carrying voice traffic over the Internet to detect the absence of audio and conserve bandwidth by preventing the transmission of "silent packets" over the network.

  • voice logger

    A voice logger is a device or program used to record audio information from telephones, radios, microphones and other sources for storage on a computer's hard drive or removable media.

  • voice-to-text

    Voice-to-text is a type of speech recognition program that converts spoken to written language... (Continued)

  • VoiceXML

    VoiceXML is an application of the Extensible Markup Language (XML) which, when combined with voice recognition technology, enables interactive access to the Web through the telephone or a voice-driven browser.

  • VoIP (voice over Internet Protocol)

    VoIP (voice over Internet Protocol) is the transmission of voice and multimedia content over an internet connection.

  • VoIP caller ID (Voice over Internet Protocol caller identification)

    VoIP caller ID (Voice over Internet Protocol caller identification) is a caller ID application for VoIP phones that works in much the same way as caller ID on a conventional telephone line but with enhanced features and flexibility... (Continued)

  • VoIP phone

    A VoIP phone is a hardware- or software-based telephone designed to use voice over Internet Protocol (VoIP) technology to send and receive phone calls over an IP network.

  • VoIP trunk gateway

    A VoIP trunk gateway is an interface that facilitates the use of plain old telephone service (POTS) equipment, such as conventional phone sets and fax machines, with a voice over IP (VoIP) network.

  • Vonage

    Vonage is a communication platform as a service (CPaaS) provider for consumers and businesses that makes it possible for customers to connect and communicate on any device through cloud-hosted voice, video, chat and short message service (SMS).

  • W

    web conferencing

    Web conferencing is a form of communication that enables real-time sharing of computer screens, applications or web-based content among two or more devices.

  • WebRTC (Web Real-Time Communications)

    WebRTC (Web Real-Time Communications) is an open source project that enables real-time voice, text and video communications capabilities between web browsers and devices.

  • Wi-Fi cell phone (cellular-Internet phone or cell-Internet phone)

    A Wi-Fi cell phone (also called a cellular-Internet phone or cell-Internet phone) is a wireless telephone set that can automatically switch between conventional cellular and Wi-Fi VoIP modes, even during the course of a conversation... (Continued)

  • Z

    zenware

    Zenware refers to application programs that function with a minimum of superfluous user intervention... (Continued)

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