<div dir="ltr"><br><br><div class="gmail_quote"><div dir="ltr">Le mer. 10 oct. 2018 à 12:26, Joshua Colp <<a href="mailto:jcolp@digium.com">jcolp@digium.com</a>> a écrit :<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">On Wed, Oct 10, 2018, at 4:27 AM, Olivier wrote:<br>
> Hello,<br>
> <br>
> I think I met a case similar to the one solved by [1] . Quoting this case :<br>
> <br>
> * res_pjsip: Handle deferred SDP hold/unhold properly.<br>
> <br>
> Some SIP devices indicate hold/unhold using deferred SDP reinvites. In<br>
> other words, they provide no SDP in the reinvite.<br>
> <br>
> A typical transaction that starts hold might look something like this:<br>
> <br>
> * Device sends reinvite with no SDP<br>
> * Asterisk sends 200 OK with SDP indicating sendrecv on streams.<br>
> * Device sends ACK with SDP indicating sendonly on streams.<br>
> <br>
> <br>
> Now, I would like to configure an Asterisk instance to act as those SIP<br>
> devices, ie to defer all SDP signaling in ACK.<br>
> <br>
> This is for testing purpose as I would like to reproduce in a lab an issue<br>
> with those SIP devices.<br>
> <br>
> 1. Is it possible ? I can use any Asterisk version for implementation.<br>
<br>
It is not possible to configure Asterisk for this. The chan_pjsip module only does normal reinvites with SDP when configured to pass through MOH signaling.<br></blockquote><div><br></div><div>This is the answser I feared ;-)<br></div><div>Thanks for replying.<br><br></div><div>If someone has a clue for alternatives (softphones, hardphones, ...), I'll curious to know<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br>
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Joshua Colp<br>
Digium - A Sangoma Company | Senior Software Developer<br>
445 Jan Davis Drive NW - Huntsville, AL 35806 - US<br>
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