IP Telephony

IP telephony (Internet Protocol telephony) is a general term for technologies, products and services that use the Internet Protocol's packet-switched connections to support voice calling, voicemail, video calling, video conferencing, faxing and instant messaging.. See complete definition.

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  • 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. Continue Reading

  • IP telephony (Internet Protocol telephony)

    IP telephony (Internet Protocol telephony) is a general term for technologies, products and services that use the Internet Protocol's packet-switched connections to support voice calling, voicemail, video calling, video conferencing, faxing and ... Continue Reading

  • What is voicemail and how does it work?

    Voicemail capabilities have evolved since the early days of answering machines. Learn what voicemail is and how features have advanced as the technology became digital. Continue Reading

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