VoIP is short for Voice over Internet Protocol. Voice over Internet Protocol is a category of hardware and software that enables people to use the Internet as the transmission medium for telephone calls by sending voice data in packets using IP rather than by traditional circuit transmissions of the PSTN.
http://www.webopedia.com/TERM/V/VoIP.html
The terms Internet telephony, broadband telephony, and broadband phone service specifically refer to the provisioning of communications services (voice, fax, SMS, voice-messaging) over the public Internet, rather than via the public switched telephone network (PSTN).
https://en.wikipedia.org/wiki/Voice_over_IP
For those customers without existing PBX equipment, the G6 platform enables IP Telesis' hosted business voice over IP solution, which provides powerful business class features without requiring large investments in equipment.
http://www.thefreedictionary.com/Voice+over+IP
Voice over IP (VoIP) defines a way to carry voice calls over an IP network including the digitization and packetization of voice streams. New Voice Security Enhancements to Cisco IP Communications System Embody Overall Self-Defending Network Strategy.
http://financial-dictionary.thefreedictionary.com/Voice+over+IP
From Wikipedia, the free encyclopedia. Voice over Internet Protocol (Voice over IP, VoIP and IP telephony) 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.
https://en.wikipedia.org/wiki/Voice_over_IP
Voice over IP. Voice over Internet Protocol (Voice over IP, VoIP and IP telephony) 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.
https://en.wikipedia.org/wiki/Voice_over_IP
VoIP is variously pronounced as initials, V-O-I-P, or as an acronym, usually /ˈvɔjp/ (voyp), as in voice, but pronunciation in full words, voice over Internet Protocol, and voice over IP, are common.
https://en.wikipedia.org/wiki/Voice_over_IP
Also found in: Dictionary, Acronyms, Encyclopedia, Wikipedia. voice over IP (VoIP) Technology that allows voice,videophone,cell phone,Internet,and office network traffic to all be usable with the same instrument—a telephone. The following scenario describes use of VoIP in a real estate office:
http://financial-dictionary.thefreedictionary.com/Voice+over+IP
NexTone's iVMS is an intelligent network management tool that delivers increased visibility, end-to-end provisioning, troubleshooting, and analysis of a carrier's VoIP traffic in real-time; thereby simplifying the provisioning and management of large-scale voice over IP (VoIP) and other real-time IP service deployments.
http://www.thefreedictionary.com/Voice+over+IP
GIPS VoiceEngine handles all voice-related tasks for voice over IP, dramatically simplifying integration of sophisticated and complex voice processing technology for portable wireless applications.
http://financial-dictionary.thefreedictionary.com/Voice+over+IP
voice over ip definition
Voice over Internet Protocol is a category of hardware and software that enables people to use the Internet as the transmission medium for telephone calls by sending voice data in packets using IP rather than by traditional circuit transmissions of the public switched telephone network.