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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>LookupBlacklist()</title><link rel="stylesheet" href="styles.css" type="text/css" /><meta name="generator" content="DocBook XSL Stylesheets V1.69.1" /><link rel="start" href="index.html" title="Asterisk™: The Future of Telephony" /><link rel="up" href="asterisk-APP-B.html" title="Appendix B. Application Reference" /><link rel="prev" href="asterisk-APP-B-301.html" title="Log()" /><link rel="next" href="asterisk-APP-B-103.html" title="LookupCIDName()" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">LookupBlacklist()</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="asterisk-APP-B-301.html">Prev</a> </td><th width="60%" align="center">Appendix B. Application Reference</th><td width="20%" align="right"> <a accesskey="n" href="asterisk-APP-B-103.html">Next</a></td></tr></table><hr /></div><div class="refentry" lang="en" xml:lang="en"><a id="asterisk-APP-B-102"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>LookupBlacklist() — Performs a lookup of a Caller ID name/number from the
      blacklist database</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><a id="I_programlisting_tt2259"></a><pre class="programlisting">LookupBlacklist([<em class="replaceable"><code>options</code></em>])</pre></div><div class="refsect1" lang="en" xml:lang="en"><a id="id4187194"></a><h2></h2><div class="note" style="margin-left: 0.5in; margin-right: 0.5in;"><h3 class="title">Note</h3><p><a id="I_indexterm_tt2260" class="indexterm"></a>This application has been deprecated in favor of
        <code class="literal">GotoIf(${BLACKLIST()}?<em class="replaceable"><code>context</code></em>|<em class="replaceable"><code>extension</code></em>|<em class="replaceable"><code>priority</code></em>)</code></p></div><p>Looks up the Caller ID number on the active channel in the
      Asterisk database (family <code class="literal">blacklist</code>).
      If the Caller ID number is found in the blacklist, Asterisk sets the
      <code class="literal">LOOKUPBLSTATUS</code> channel variable to
      <code class="literal">FOUND</code>. Otherwise, the variable is set
      to <code class="literal">NOTFOUND</code>.</p><p>If the <code class="literal">j</code> option is used in the
      <em class="replaceable"><code>options</code></em> parameter, and the number is found,
      and if there exists a priority <code class="literal">n</code>+101
      (where <code class="literal">n</code> is the priority of the
      current instance), the channel will be set up to continue at that
      priority level.</p><p>To add to the blacklist from the Asterisk CLI, type <strong class="userinput"><code>database put blacklist</code></strong> <strong class="userinput"><code><em class="replaceable"><code>name</code></em></code></strong> <strong class="userinput"><code>/</code></strong> <strong class="userinput"><code><em class="replaceable"><code>number</code></em></code></strong>.</p><a id="I_programlisting_tt2261"></a><pre class="programlisting">; send blacklisted numbers to an endless loop
; otherwise, dial the number defined by the variable ${JOHN}
exten =&gt; 123,1,Answer()
<span class="strong"><strong>exten =&gt; s,2,LookupBlacklist()</strong></span>
	 ; if the Caller ID number is found in the blacklist, jump to the "goaway" label
	 exten =&gt; 123,n,GotoIf($["${LOOKUPBLSTATUS}" = "FOUND"]?goaway)
	 ; otherwise, go ahead and call John
exten =&gt; 123,n,Dial(${JOHN})
exten =&gt; 123,n(goaway),Busy(5)
exten =&gt; 123,n,Hangup()</pre></div><div class="refsect1" lang="en" xml:lang="en"><a id="id4187338"></a><h2>See Also</h2><p>
          <a href="asterisk-APP-E-5.html" title="BLACKLIST">BLACKLIST</a>
        </p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="asterisk-APP-B-301.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="asterisk-APP-B.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="asterisk-APP-B-103.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">Log() </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> LookupCIDName()</td></tr></table></div><div xmlns="" id="svn-footer"><hr /><p>You are reading <em>Asterisk: The Future of Telephony</em> (2nd Edition for Asterisk 1.4), by Jim van Meggelen, Jared Smith, and Leif Madsen.<br />
       This work is licensed under the <a href="http://creativecommons.org/licenses/by-nc-nd/3.0/">Creative Commons Attribution-Noncommercial-No Derivative Works License v3.0</a>.<br />
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