VOIP (Voice Over IP)

Voice over Internet Protocol (VoIP) 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. Other terms commonly associated with VoIP are IP telephony, Internet telephony, voice over broadband (VoBB), broadband telephony, IP communications, and broadband phone service.

Text is available under the Creative Commons Attribution-ShareAlike License; additional terms may apply. Source: Wikipedia