August 1999
Intermediate to advanced
328 pages
8h 50m
English
Content preview from Voice Over IP
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WHY USE IP FOR TELEPHONY TRAFFIC?
But why use IP for telephony traffic? Why not use Appletalk, IBM's Systems Network Architecture (SNA), or some other protocol? IP is the chosen protocol for internet telephony because, as the mountain climber says, "It is there." IP is not a particularly attractive protocol for telephony, because it was designed to transport data traffic. However, its universal presence in PCs, servers, and workstations makes it a logical and convenient platform for the support of telephony traffic.
However, IP is only one part of the overall technology. When someone says, "I am using voice over IP," the sentence means much more than just placing voice signals into the IP packets. (A more suitable term for an IP packet is IP ...
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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.