title: Asterisk, How can i play an audio file
body: <p>Here is the dial plan</p>
  
  <pre><code>[testInComingCalls]
  
  exten =&gt; s,1,Answer
  
  exten =&gt; 30953025,1,Dial(SIP/20000,20)
  </code></pre>
  
  <p>I would like to play an audio file as soon as somebody answered the call..</p>
  
  <p>Please give me some idea how to call a php file, send the input and based on the output forward the call.</p>