February 2010
Intermediate to advanced
360 pages
9h 5m
English
Content preview from SIP Trunking
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Chapter 1. Overview of IP Telephony
This chapter covers the following topics:
The technology of communications has always been a great area of innovation. Since the invention of the telephone in the 1890s to the latest advancements in Telepresence technologies today, communications have been an important area of development. Since late 1990, the major development in communications has been the shift from many different protocols to the use of Internet Protocol (IP) for communications. Overall, this is known as IP Telephony.
This chapter provides the introduction to IP Telephony and its essential components, including ...
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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.