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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Trace tools
OpenSIPS has an exceptional tool called SIPTRACE. With this tool, you can trace calls from a specific user in real time. SIPTRACE can severely affect the performance of your system when enabled. The SIPTRACE module logs the SIP signaling to a database for the inbound and outbound traffic. Remember that a good magnetic hard disk is usually able to write up to 200 IO operations per second (IOPS). With SIPTRACE turned on, it will insert at least eight records for a simple authenticated call along with indexes. If you are running a system with 100 calls per second, it can significantly affect the performance and ultimately block your system to the point of dropping requests. Use with care; enable it only to troubleshoot and for a specific ...
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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.