<div dir="ltr">In theory you need to remove audio and then return it back. When you remove it from audio, it&#39;s on hold, and when you return it, you are back on.<br>The RFC5359 have an example of it: <a href="https://tools.ietf.org/html/rfc5359#section-2.1">https://tools.ietf.org/html/rfc5359#section-2.1</a><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Sep 30, 2015 at 2:30 PM, Miha <span dir="ltr">&lt;<a href="mailto:miha@softnet.si" target="_blank">miha@softnet.si</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
<br>
could someone help me with this. if it is possible to configure FS to<br>
forward sdp with 0.0.0.0 which indicates &quot;on hold&quot;?<br>
<br>
tnx<br>
<span class="HOEnZb"><font color="#888888">miha<br>
</font></span><div class="HOEnZb"><div class="h5"><br>
On 29/09/2015 11:55, Miha wrote:<br>
&gt; Hi,<br>
&gt;<br>
&gt; how can I forward SDP that has indication of &quot;hold&quot; (sdp: c= 0.0.0.0). I<br>
&gt; need that FW forwards this SDP further and not change it to its ip?<br>
&gt;<br>
&gt; tnx<br>
&gt; miha<br>
&gt;<br>
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</div></div></blockquote></div><br></div>