April 2017
Intermediate to advanced
936 pages
27h 3m
English
Content preview from The Illustrated Network, 2nd Edition
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Chapter 34
Voice over Internet Protocol
Abstract
In this chapter, you will learn how VoIP is becoming more and more popular as an alternative to the traditional public switched telephone network (PSTN). We’ll look at one form of “softphone” that lets users make “voice” calls (voice is really many things) over an Internet connection to their PC.
You will learn about the protocols used in VoIP, especially for the “data” (RTP and RTCP) and for signaling (H.323 and SIP). We’ll put it all together and look at a complete architecture for carrying media other than data on the Internet.
Keywords
VoIP; PSTN; RTP; multiservice access nodes; digital signal processing; MGCP; TCP/IP protocol
What You Will Learn
In this chapter, you will learn how VoIP is becoming ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.