<p dir="ltr">It's late negotiation from sip trace.</p>
<p dir="ltr">However I can see 183 session in progress that mean you must have "instant ring back" variable set in dialplan. You can try unsetting  it.</p>
<br><div class="gmail_quote"><div dir="ltr">On Wed 31 Oct, 2018, 10:10 PM Ulrich Backes, <<a href="mailto:backes@solthor.de">backes@solthor.de</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><u></u>

    
<div><p>Hi all,</p><p>how can I switch to late negotiation? FS 1.8, new installed, default settings!</p><p>internal.xml:<br><param name=”inbound-late-negotiation” value=”true”/></p><p>default.xml (added 'inherit_codec'):<br><action application="set" data="inherit_codec=true"/></p><p>Expected result: late-negotiation. Actual result: early-negotiation (see image below).</p><p>Thanks and kind regards.<br>Uli</p><p><br></p><p><img src="cid:0d76ca0c4d34465e8c7300e3ce5ecab7@Open-Xchange" style="max-width:100%" class="m_6910738714355447945aspect-ratio" alt=""><br></p></div>
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