[OpenSIPS-Users] rtpengine_delete not returning immediately

Callum Guy callum.guy at x-on.co.uk
Tue Oct 27 21:12:27 EST 2020

Have you double checked it's not a firewall issue on the SIP proxy?

The transport is typically UDP so there is a fair chance it's blocked.

On Tue, 27 Oct 2020 at 19:05, John Quick <john.quick at smartvox.co.uk> wrote:

> Using OpenSIPS v2.4.8 and the latest release of rtpengine. The same was
> also
> happening with some older releases. I upgraded to see if it would help.
> When OpenSIPS receives BYE, the script calls rtpengine_delete() but I can
> see from xlog messages before and after the call that the function is
> taking
> up to 5 seconds to return.
> This is also reflected in the logs on the server where rtpengine is hosted:
> Oct 27 18:06:12 vps684757 rtpengine: INFO: [d2s4qf6thm2tmtg40khg]: Received
> command 'delete' from
> Oct 27 18:06:12 vps684757 rtpengine: INFO: [d2s4qf6thm2tmtg40khg]:
> Scheduling deletion of call branch '5cclfhu59e' (via-branch '') in 12
> seconds
> Oct 27 18:06:12 vps684757 rtpengine: INFO: [d2s4qf6thm2tmtg40khg]: Replying
> to 'delete' from (elapsed time 0.000192 sec)
> Oct 27 18:06:13 vps684757 rtpengine: INFO: Detected command from
> as a duplicate
> Oct 27 18:06:14 vps684757 rtpengine: INFO: Detected command from
> as a duplicate
> Oct 27 18:06:15 vps684757 rtpengine: INFO: Detected command from
> as a duplicate
> It looks as if OpenSIPS is failing to detect/recognise the reply from
> rtpengine. This only happens for the delete command - I have no problem
> with
> offer and answer.
> I do not generally see any error messages in the opensips logs, but once it
> did report timeout waiting for a response from rtpengine.
> John Quick
> Smartvox Limited
> Web: www.smartvox.co.uk
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