<div dir="ltr">Not necessarily the best answer, but you can use negative lookahead, e.g.:<div>(?!399|400)^(\d{3,16})$<br><div><br></div><div>See it here: <a href="http://www.rubular.com/r/XVTB40DPZZ">http://www.rubular.com/r/XVTB40DPZZ</a></div>

<div><br></div><div>Alternatives...</div><div>1) A different extension that sets a variable record=false for 400, 399, and an anti-action sets it to true. (not sure that&#39;s exactly the same though)</div><div>2) a short lua script that sets the variable or actually starts the recording.</div>

<div>3) I&#39;m sure there are other options...</div><div><br clear="all"><div><div dir="ltr"><span style="font-family:Verdana,Arial,Helvetica,sans-serif;font-size:small">-Avi Marcus</span><br></div></div>
<br><br><div class="gmail_quote">On Tue, Feb 26, 2013 at 10:01 AM, Dmitriy Shumaev <span dir="ltr">&lt;<a href="mailto:pm_zefman_r@mail.ru" target="_blank">pm_zefman_r@mail.ru</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">


<div>Hi<br><br>I want to record all sessions, except calls to group numbers and to IVR. So I need something like:<br> &lt;!-- eavesdrop --&gt;<br> &lt;extension name=&quot;record_3..16_digits&quot; continue=&quot;true&quot;&gt;<br>

   &lt;condition field=&quot;${is_already_recording}&quot; expression=&quot;^$&quot;/&gt;<br>   &lt;condition field=&quot;destination_number&quot; expression!=&quot;^(400)$&quot;/&gt;  &lt;!--NOT EQUAL--&gt;&lt;!-- IVR --&gt;<br>

   &lt;condition field=&quot;destination_number&quot; expression!=&quot;^(399)$&quot;/&gt;  &lt;!--NOT EQUAL--&gt;&lt;!-- Group number --&gt;<br>   &lt;condition field=&quot;destination_number&quot; expression=&quot;^(\d{3,16})$&quot;&gt;<br>

 &lt;action application=&quot;set&quot; data=&quot;RECORD_TITLE=Recording ${caller_id_name} ${caller_id_number} to ${destination_number} at ${strftime(%Y-%m-%d %H:%M)}&quot;/&gt;<br> &lt;action application=&quot;set&quot; data=&quot;RECORD_STEREO=true&quot;/&gt;<br>

 &lt;action application=&quot;export&quot; data=&quot;ignore_early_media=true&quot;/&gt;<br> &lt;action application=&quot;set&quot; data=&quot;media_bug_answer_req=true&quot;/&gt;<br> &lt;action application=&quot;record_session&quot; data=&quot;$${base_dir}/recordings/archive/${strftime(%Y-%m-%d-%H-%M-%S)}_${caller_id_name}_${caller_id_number}_2_${destination_number}.mp3&quot;/&gt;<br>

 &lt;action application=&quot;export&quot; data=&quot;is_already_recording=true&quot;/&gt;<br>   &lt;/condition&gt;<br> &lt;/extension&gt;<br>. <span>But the syntax</span> <span>of condition </span><span>does not allow the</span> <span>operator &quot;</span><span>not equal&quot; or &quot;!=&quot;. What should I do?<br>

<br><br>With best regards, Shumaev DA, KBR Ltd.</span></div>
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<br></blockquote></div><br></div></div></div>