<div dir="ltr"><br><div>Try <span style="color:rgb(23,43,77);font-family:ConfluenceInstalledFont,monospace;font-size:14px"><param name="inbound-late-negotiation" value="false"/> . See if it makes a difference. </span></div><div><span style="color:rgb(23,43,77);font-family:ConfluenceInstalledFont,monospace;font-size:14px">You can open a github issue with pcap traces.</span><br></div><div><a href="https://github.com/signalwire/freeswitch/issues">https://github.com/signalwire/freeswitch/issues</a></div><div><br></div><div><span style="color:rgb(23,43,77);font-family:ConfluenceInstalledFont,monospace;font-size:14px"><br></span></div><div><span style="color:rgb(23,43,77);font-family:ConfluenceInstalledFont,monospace;font-size:14px"><br></span></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, May 8, 2020 at 3:36 PM Carsten Bock <<a href="mailto:carsten@ng-voice.com">carsten@ng-voice.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">Hi,<div><br></div><div>I am running a FreeSwitch 1.10 (built Debian Packages from the GIT-Branch due to some codec issues; AMR/AMR-WB is only available, if the respective libraries are present on the system).</div><div><br></div><div>I am using FreeSwitch in the most simple configuration: FreeSwitch is acting as a (transcoding) B2BUA with only a single peer (Kamailio, which does the further distribution, Sofia Config attached), so my dialplan is straight forward and contains a single action:</div><div><br></div><div><action application="bridge" data="sofia/internal/${destination_number}@${loadbalancer}"/></div><div><br></div><div>Here is, what I've noticed and where I am unsure, how to fix this:</div><div><br></div><div>1) Call from A is sent to FreeSwitch, with Codecs AMR and AMR-WB</div><div>2) Call is leaving FreeSwitch towards B, offering Codecs AMR, AMR-WB, G722, G711, ... B-Party is selecting G722, as it does not support AMR or AMR-WB,</div><div>3) Call is connected to A on AMR/AMR-WB and to B using G722</div><div><br></div><div>- so far, everything is fine -<br></div><div><br></div><div>Now the following happens:</div><div>4) A puts the call on hold, so a INVITE with according SDP is sent to FreeSwitch</div><div>5) FreeSwitch itself sends an INVITE to B indicating the recognized "Hold" with according SDP, however now this INVITE only contains AMR-WB, which was initially offered to B, but which was never responded or even indicated support for (!?!??!)</div><div><br></div><div></div><div></div><div>I can hardly believe, I am the first one to see this. Does anyone know where or what to look for and what might have gone wrong here?</div><div><br></div><div>Thanks,</div><div>Carsten</div><div><br></div><div>P.S.: The first mail didn't go through, as I added my Sofia Config.... without any notice.</div><div><div dir="ltr"><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr">--</div><div dir="ltr">Carsten Bock I CTO & Founder</div><div dir="ltr"><br><p style="margin:0cm 0cm 0.0001pt;background-image:initial;background-position:initial;background-repeat:initial"><span lang="EN-US" style="color:black">ng-voice GmbH</span><span lang="EN-US" style="color:rgb(0,112,192)"><u></u><u></u></span></p><p style="margin-right:0cm;margin-bottom:12pt;margin-left:0cm;background-image:initial;background-position:initial;background-repeat:initial"><span lang="EN-US" style="color:black">Trostbrücke 1 I 20457 Hamburg I Germany<br>T +49 40 524 75 93-40 | M +49 179 2021244 I <a href="http://www.ng-voice.com/" style="color:rgb(17,85,204)" target="_blank"><span style="color:black">www.ng-voice.com</span></a><u></u><u></u></span></p><p style="margin:0cm 0cm 0.0001pt;background-image:initial;background-position:initial;background-repeat:initial"><span lang="EN-US" style="color:black">Registry Office at Local Court Hamburg, HRB 120189<br>Managing Directors: Dr. David Bachmann, Carsten Bock</span></p></div></div></div></div></div></div></div></div>
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