VoIP (English Voice-over-IP - IP-telephony) - system in which the analog sound signal from a single subscriber diskretiziruetsya (encoded) in digital form, kompressiruetsya and forwarded to the digital channels to the second caller, where the inverse operation -- decompression, decoding and playback of an analog signal.
User's questions
Where can I read up on IP telephony?
If you want to understand the basis of technology IP telephony, we can recommend you read the Wiki - http://ru.wikipedia.org/wiki/Voip
What is a VoIP (Voice over IP)?
The most common to date technology for individuals and organizations using the Internet channels for the transmission of voice information. To work on this technology must have the Internet channel.
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