November 2006
Beginner
432 pages
5h 24m
English
Content preview from How the Internet Works, Eighth Edition
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Chapter 15. How Skype and VoIP Work
The Internet has pioneered many new ways to communicate, such as email, live chat, and newsgroups. But it can be used to enable some old-fashioned communication as well: You can make telephone calls using the Internet. When you do so, the sound of your voice and that of the person you’re talking to are broken down into packets. Those packets are delivered using the Internet’s TCP/IP protocol.
The technique for making a phone call using the Internet is referred to as Voice over Internet Protocol (VoIP), because it uses TCP/IP for delivering voice information.
There are a myriad of ways for using VoIP. ...
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