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en.wikipedia.org/wiki/Voice_over_IP

Voice over Internet Protocol is a methodology and group of technologies for the delivery of ..... This means that hackers who know about these VoIP vulnerabilities can institute denial-of-service attacks, harvest customer data, record ...

searchunifiedcommunications.techtarget.com/definition/VoIP

Sep 8, 2016 ... VoIP (voice over IP) transmits voice and multimedia over the internet, enabling users to conduct real-time voice communications like telephone ...

www.webopedia.com/TERM/V/VoIP.html

(VoIP) Voice over Internet Protocol is a category of hardware and software that enables people to use the Internet as the transmission medium for voice calls.

www.voipmechanic.com/what-is-voip.htm

VoIP - Also called Internet Telephony; VoIP uses the Internet to make cheap reliable telephone calls, saving costs while getting more features, what is voip.

www.lifewire.com/voice-over-internet-protocol-816496

Mar 23, 2017 ... Voice over IP (VoIP) technology allows telephone calls to be made over digital computer networks including the Internet. VoIP converts analog ...

www.lifewire.com/what-is-voip-3426730

Apr 28, 2017 ... VoIP stands for Voice over Internet Protocol. It is also referred to as IP Telephony, Internet Telephony and Internet Calling. It is an alternative ...

www.cisco.com/c/en/us/solutions/small-business/resource-center/be-more-productive/voip.html

Learn how Cisco Unified Communications and VoIP service can help your small business.

www.fcc.gov/general/voice-over-internet-protocol-voip

Your VoIP provider may permit you to select an area code different from the area in which you live. It also means that people who call you may incur long ...

techterms.com/definition/voip

The definition of VoIP defined and explained in simple language.