How do I programmatically mute the iPhone or bring the volume to zero?
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  <p><strong>Possible Duplicate:</strong><br>
  <a href="http://stackoverflow.com/questions/1465733/setting-iphone-to-vibrate-and-setting-iphone-back-to-sound-via-app">Setting iphone to vibrate and setting iphone back to sound via app.</a>  </p>
</blockquote>



<p>I know there are other questions on this same topic, but the iPhone SDK has changed significantly since then.</p>
