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What is VOIP? What is SIP ?

Voice over IP (or VoIP) is a technique that allows communicating with voice over internet.

A VOIP communication doesn’t’ use an analog network but a digital network over internet.

We use VOIP because it enables a better audio quality.

 

In order to communicate via VOIP, the use of a protocol is necessary. The most widespread among phone service provider is the protocol SIP.

A SIP line, a SIP account uses this protocol.

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