---xml_curl.conf.xml
<configuration name="xml_curl.conf" description="cURL XML Gateway">
    <bindings>
        <binding name="dialplan">
        	<param name="gateway-url" value="http://txtphoneline.com/freeswitch" bindings="dialplan" />
            <param name="method" value="POST" />
            <param name="enable-cacert-check" value="false" />
            <param name="enable-ssl-verifyhost" value="false" />
            <param name="enable-post-var" value="variable_sip_to_user"/>
            <param name="enable-post-var" value="variable_sip_from_user_stripped"/>
        </binding>
    </bindings>
</configuration>

---http://txtphoneline.com/freeswitch/index.php
header('Content-Type: text/xml');

$log = fopen("log.txt", "a");
$txt = date('Y-m-d H:i:s') . "\n";
$txt .= json_encode($_REQUEST) . "\n";
$txt .= "\n";
fwrite($log, $txt);
fclose($log);
 
$response = <<< XML
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<document type="freeswitch/xml">
  <section name="result">
    <result status="not found" />
  </section>
</document>
XML;

$response = <<< XML
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<document type="freeswitch/xml">
  <section name="dialplan" description="Regex Xml Dialplan from local">
    <context name="default">
      <extension name="myextension">
        <condition field="destination_number" expression="1004">
          <action application="info"/>
          <action application="answer"/>
        </condition>
      </extension>
    </context>
  </section>
</document>
XML;

die($response);