January 2016
Intermediate to advanced
384 pages
8h 6m
English
book
Building Telephony Systems with OpenSIPS - Second Edition
by Flavio E. Goncalves, Flavio E Goncalves, Bogdan-Andrei Iancu
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Summary
In this chapter, you learned many new concepts regarding dialogs. To use them is relatively simple: you have to enable the module and create the dialog using the create_dialog() function. Make sure that you have understood the concept of dialog matching, which is key to making it work and understanding the possible issues. Dialog variables and flags are useful when you need to persist variables from an initial request to a sequential request. To count calls by the domain, caller, or any other parameter, use the profiling feature. You also learned how to send commands and generate statistics via the MI interface. Overall, this chapter is very important, so do not forget the advanced features such as the SIP session timers, dialog validation, ...
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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.