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Hello,<br>
<br>
can you give the incoming sdp and outgoing sdp (both as text) when
you are using sdp_remove_media, to see what gets malformed there?<br>
<br>
Cheers,<br>
Daniel<br>
<br>
<div class="moz-cite-prefix">On 07/04/14 08:37, Oliver Roth wrote:<br>
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<p class="MsoNormal">Hi all<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-GB">We use kamailio 3.3.7
and rtpproxy for enduser call-termination.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">In case of a fax call,
we get an invite from our carrier for codecs G711a/u and
T38.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">As our termination
carrier does not support T38 and because the invite contains
G711 and T38 we get back error 488.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">How is it possible to
remove the whole T38 part of this invite?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">We tried<br>
sdp_remove_codecs_by_name(list) without success – what
“name” should we use for T38? [T38, t38, t.38, T.38, …]<br>
sdp_remove_line_by_prefix(string)<br>
sdp_remove_media(type)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">None of these functions
did really work – best was the last one with type=image but
then the sip header is malformed.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">As we saw with Kamailio
version 4.1.x there are a lot of new functions within
sdpops. Would an upgrade help?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">So basically the
question is:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">How to remove the t38
part of the fax invite? (see attachment)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">KR,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB">Oli<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:DE-CH"><img
id="Grafik_x0020_1"
src="cid:part1.09020900.02040405@gmail.com" width="635"
height="375"></span><b><span lang="EN-GB"><o:p></o:p></span></b></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB"><o:p> </o:p></span></p>
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<pre wrap="">_______________________________________________
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<pre class="moz-signature" cols="72">--
Daniel-Constantin Mierla - <a class="moz-txt-link-freetext" href="http://www.asipto.com">http://www.asipto.com</a>
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Kamailio World Conference - April 2-4, 2014, Berlin, Germany
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