Voice over IP information

Voice over Internet Protocol (VoIP) technology transmits data voice scanned for Internet instead of send analog signals on copper telephone wire.

VoIP phones can call to make and receive calls from VoIP No. phones.

Use

VoIP systems are used by businesses and consumers in the end user.

Companies use VoIP systems as a cost-effective replacement for legacy PBX phone systems. Consumers use VoIP phones, also commonly called digital phone service to traditional analog phones replace.

Price

Digital voice companies calculate a rate the customer often, that fixed for the service, no additional charges for long distance calls.

Requirements

VoIP phone service requires a broadband Internet connection, digital broadband cable or telephone VoIP subscriber line (DSL) and a modem VoIP.

Main suppliers

Vonage is the leading provider of consumer VoIP by 2010.

Communication, including AT & T and Comcast, other companies offer home VoIP telephony also marketed as a digital phone service.