Computer-to-computer - This is certainly the easiest way to use VoIP.
Not long after it was created, Hot began offering local telecom service using VoIP, a voice-over-internet technology, and internet access services as well.
Now, however, some companies are using VoIP so that audio communication is simply between computers and without phones.
Most services using VoIP allow you to call anyone with a telephone number - including local, long distance, cellular, and international numbers.
Broadband can also be used to make voice calls over your computer network using VoIP (voice over internet protocol).
To send the message using VoIP, the provider has to digitize it by measuring the sound wave at frequent intervals.
The country has installed firewalls to prevent international calls being made using VoIP.
Vonage and other companies that send phone calls through computers use a technology known as voice over Internet protocol, or VoIP.
You could use VoIP, since the latencies should be low enough.
By using VoIP to make the calls, it is very cheap to call another phone.