title: What is the maximum number of open TCP connection in Linux
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/2332741/what-is-the-theoretical-maximum-number-of-open-tcp-connections-that-a-modern-lin">What is the theoretical maximum number of open TCP connections that a modern Linux box can have</a><br>
    <a href="https://stackoverflow.com/questions/3430474/max-number-of-socket-on-linux">Max number of socket on Linux</a>  </p>
  </blockquote>
  
  
  
  <p>I want to know by default how many open TCP connections at the same time can I have on a linux machine? Is there any limitation and If there is, how can I increase it?</p>