<div dir="ltr">I&#39;m not quite sure of the use case. Do any of these help?<div>1) specify a server, not an IP, and then let DNS determine where it goes.</div><div>2) use a small lua script to set the channel variable based on whatever you need - an sql query, some logic.. and then use that variable in the bridge string.</div>

<div><br></div><div>Those help? If not, please explain more what problem you are trying to solve.</div><div><br clear="all"><div dir="ltr"><span style="font-family:Verdana,Arial,Helvetica,sans-serif"><span style="font-size:small">-Avi</span></span></div>


<br><br><div class="gmail_quote">On Sun, Jan 8, 2012 at 3:34 PM, fieldpeak <span dir="ltr">&lt;<a href="mailto:fieldpeak@gmail.com">fieldpeak@gmail.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">

<p class="MsoNormal"><span style="color:#1f497d">Dear
friends,<br>
<br>
i have FS for PSTN outbound call using below dial plan, <br>
<br>
</span>&lt;extension name=&quot;CallToPSTN&quot; &gt;<br>
   &lt;condition field=&quot;destination_number&quot;
expression=&quot;^(0\d+)$&quot; &gt;<br>
       &lt;action application=&quot;bridge&quot;
data=&quot;sofia/internal/$1@<span style="background:yellow">1.2.3.4</span>&quot;
/&gt;<br>
   &lt;/condition&gt;<br>
&lt;/extension&gt;<span style="color:#1f497d"><br>
<br>
While, now i need dynamically specify the outbound GW’s IP address according to
the return result of the external command before routing in the source code ,
e.g. if the external command return FS the IP address of OB GW <span style="background:#ffff33">6.7.8.9</span>, then <br>
<br>
&lt;action application=&quot;bridge&quot; data=&quot;sofia/internal/$1@<span style="background:#ffff33">6.7.8.9</span>&quot; /&gt;<br>
<br>
however, i don&#39;t know which function i should call within the source code to
realize it, could anybody help to advise, </span></p>

<p class="MsoNormal"><span style="color:#1f497d"><span>P.S. </span>i know there is existing module “mod_xml_curl”
can realize similar function, however, I could not use it for this case…</span></p>

<p class="MsoNormal"><span style="color:#1f497d"> </span></p>

<span style="color:#1f497d">thanks a
lot!<br><br>Regards,<br>Charles<br>
</span>
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<br></blockquote></div><br></div></div>