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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Disconnecting calls
Once you have an established dialog, you can disconnect the call at any time by sending a BYE to both sides. There are many ways to disconnect a call using OpenSIPS. Some are initiated by the subscriber and others by the system itself. Fortunately, now there is a PV called $DLG_end_reason that is capable to display the disconnection reason. It returns the reason for the dialog termination. It can be one of the following:
Upstream BYE: BYE sent by the calleeDownstream BYE: BYE sent by the callerLifetime Timeout: Lifetime expiredMI Termination: Ended via the MI interfacePing Timeout: Ended by no reply or 481 to in-dialog pingsRTPProxy Timeout: Timeout signaled by RTPProxy
Disconnecting a call using the MI interface
To disconnect ...
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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.