August 1999
Intermediate to advanced
328 pages
8h 50m
English
Content preview from Voice Over IPBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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INTERWORKING H.323 AND SS7
In Chapter 9, we learned that H.323 (and the supporting protocols, H.225 and H.245) are used to support VoIP in local area networks. In addition, the H.323 Gatekeeper acts as Call Agent with a telephony network, and must therefore be able to correlate H.323 and ISUP message flows. [MA99] has developed the basic scheme for the interworking of H.323 and an SS7 Gateway. In this section, we examine the major features and the protocol flow of the H.323/SS7 Gateway operations. The interworking of H.323 and ISUP is fairly straightforward because the operations of the H Recommendations are similar to ISUP. For example, all of these signaling protocols use the bearer capability concept, so mapping the H.224 SETUP message to ...
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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.