Voice of over Internet Protocol (VoIP) is a general name for a family of transmission technologies for the supply of voice communication over IP networks like the Internet or other package-obtained nets. Other terms frequently synonymously with pushed and VoIP IP telephony, Internet telephony, Voice of over Broadband (VoBB), broadband telephony, broadband and telephone. Internet telephony refers to communication services - speaking, fax, and/or Voice Messaging applications - which are over the Internet transported, instead of the Public Switched of telephones network (PSTN). The fundamental steps in the origin an Internet telephone call involved are transformation of the similar signal voice in a digital format and compression/translation of the signal in Internet minutes (IP) - packages for the transmission over the Internet; The process is turned around at the receiving end. [1] VOIP systems employ session control of minutes to the set UP control and tear down of calls as well as audio codec, the speech make possible the transmission over a IP network like digital audio Encodierung over a audio Stream. Codec is used between different implementations of VOIP (and often also a set of codec's to be variously used); some implementations set compressed language on Schmalband-und, while other HiFi Stereo codec's support
 

VOIP technologies and implementations:

Voice over IP has itself in different way was converted both with prop. guessing eras and open minutes and standards. Examples of the used technologies to implement Voice of over Internet Protocol contain