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  2. Jeff Pulver - Wikipedia

    en.wikipedia.org/wiki/Jeff_Pulver

    Jeff Pulver is an American Internet entrepreneur and futurist known for his work as an innovator in the field of Voice over Internet Protocol (VoIP).Pulver's early work in VoIP with his company Free World Dialup led to a significant regulatory decision by the Federal Communications Commission in 2004 which classified VoIP as an internet application, rather than as a telephony service which ...

  3. Voice over IP - Wikipedia

    en.wikipedia.org/wiki/Voice_over_IP

    Ethernet interfaces are also included in the modern systems which are specially designed to link calls that are passed via VoIP. [36] E.164 is a global numbering standard for both the PSTN and public land mobile network (PLMN). Most VoIP implementations support E.164 to allow calls to be routed to and from VoIP subscribers and the PSTN/PLMN. [37]

  4. Google Voice - Wikipedia

    en.wikipedia.org/wiki/Google_Voice

    Google provides free PC-to-PC voice calling worldwide. As described above, Google Voice users in many countries may make low-cost calls to international phone numbers, and currently may also make free PC-to-phone calls within the United States and Canada. Vincent Paquet, a co-founder of GrandCentral who became a senior product manager at Google ...

  5. Comparison of VoIP software - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_VoIP_software

    This is a comparison of voice over IP (VoIP) software used to conduct telephone-like voice conversations across Internet Protocol (IP) based networks. For residential markets, voice over IP phone service is often cheaper than traditional public switched telephone network (PSTN) service and can remove geographic restrictions to telephone numbers, e.g., have a PSTN phone number in a New York ...

  6. Deltathree - Wikipedia

    en.wikipedia.org/wiki/Deltathree

    Deltathree was founded in 1996 by Dmitry Goroshevsky, Sophia Babkove, Damian Kudriavtsev [Wikidata], [3] Elie Wurtman and Jacob Ner David to develop an Internet-based international low cost calling service using VoIP technology, and a "PC to Phone" solution, using a technology developed by Israeli company VocalTec Communications. [4]

  7. FreeSWITCH - Wikipedia

    en.wikipedia.org/wiki/FreeSWITCH

    FreeSWITCH is a free and open-source telephony software for real-time communication protocols using audio, video, text and other forms of media. The software has applications in WebRTC, voice over Internet Protocol (VoIP), video transcoding, Multipoint Control Unit (MCU) functionality and supports Session Initiation Protocol (SIP) features.

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