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  2. Voice over IP - Wikipedia

    en.wikipedia.org/wiki/Voice_over_IP

    Voice over Internet Protocol ( VoIP ), [a] also called IP telephony, is a method and group of technologies for voice calls for the delivery of voice communication sessions over Internet Protocol (IP) networks, [2] such as the Internet. The broader terms Internet telephony, broadband telephony, and broadband phone service specifically refer to ...

  3. Marian Croak - Wikipedia

    en.wikipedia.org/wiki/Marian_Croak

    AT&T. Bell Labs. Known for. Voice over IP. Marian Rogers Croak is a Vice President of Engineering at Google. She was previously the Senior Vice President of Research and Development at AT&T. [1] She holds more than 200 patents. [2] She was inducted into the Women in Technology International Hall of Fame in 2013. [2]

  4. VoIP phone - Wikipedia

    en.wikipedia.org/wiki/VoIP_phone

    VoIP phone. A VoIP phone or IP phone uses voice over IP technologies for placing and transmitting telephone calls over an IP network, such as the Internet. [1] This is in contrast to a standard phone which uses the traditional public switched telephone network (PSTN). Digital IP-based telephone service uses control protocols such as the Session ...

  5. AT&T Internet - Wikipedia

    en.wikipedia.org/wiki/AT&T_Internet

    AT&T delivers most internet service over a fiber-to-the-node (FTTN) or fiber-to-the-premises (FTTP) communications network. In the more common FTTN deployment, fiber-optic connections carry all data (internet, IPTV, and voice over IP) between the service provider and a distribution node.

  6. AT&T Communications - Wikipedia

    en.wikipedia.org/wiki/AT&T_Communications

    AT&T Phone (formerly AT&T U-verse Voice) is a voice communication service delivered over AT&T's IP network . This phone service is digital and provides a voicemail service accessed by *98 from the home number. Customers who subscribe to both AT&T Phone and U-verse TV get features such as call history on channel 9900, which displays the last 100 ...

  7. Web-based VoIP - Wikipedia

    en.wikipedia.org/wiki/Web-based_VoIP

    Web-based VoIP is the integration of voice over IP technologies into the facilities and methodologies of the World-Wide Web. It enables digital communication sessions between Web users or between users of traditional telecommunication services. Instead of using dedicated, hardware-based VoIP devices, such as IP phones, analog telephone adapters ...

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