title: setting up IVR with asterisk
body: <p>I am trying to implement a simplest IVR system with asterisk, iv'e installed <a href="http://www.asteriskwin32.com/" rel="nofollow">asteriskwin32</a>
  on my windows system.</p>
  
  <p>what i currently have is</p>
  
  <ul>
  <li><p>A PSTN Connection</p></li>
  <li><p>56k voice &amp; fax modem.</p></li>
  </ul>
  
  <p>Do i need anything else (hardware or software) ? will it work ?</p>
  
  <p>What i need to do for handling multiple calls simultaneously , as i can only have a single call at a time on my PSTN connection ?</p>