title: squid proxy client setup in linux machine
body: <p>What is the right setting for setting the squid proxy client in linux machine i followed the documentation to setup the export variable as following </p>
  
  <pre><code>bash $ export http_proxy="http://10.20.5.48:3128"   
  bash $ ping google.com
  PING google.com (74.125.228.197) 56(84) bytes of data.
  ^C
  --- google.com ping statistics ---
  1 packets transmitted, 0 received, 100% packet loss, time 922ms
  
  bash $ export http_proxy="http://10.20.5.48:3128/" 
  bash $ ping google.com
  PING google.com (173.194.123.110) 56(84) bytes of data.
  
  bash $ export HTTP_PROXY="http://10.20.5.48:3128"
  bash $ ping google.com                           
  PING google.com (74.125.228.196) 56(84) bytes of data.
  ^C
  --- google.com ping statistics ---
  2 packets transmitted, 0 received, 100% packet loss, time 1086ms
  
  bash $ export HTTP_PROXY="http://10.20.5.48:3128/"
  bash $ ping google.com                            
  PING google.com (74.125.228.195) 56(84) bytes of data.
  ^C
  --- google.com ping statistics ---
  2 packets transmitted, 0 received, 100% packet loss, time 1160ms
  </code></pre>
  
  <p>The squid server is running on port 3128 and reachable and no firewall or acl Issue with the squid.conf also</p>
  
  <pre><code>bash $ telnet 10.20.5.48 3128
  Trying 10.20.5.48...
  Connected to 10.20.5.48.
  Escape character is '^]'.
  </code></pre>
  
  <p>When i change the yum.conf to use the proxy with the same server and IP the yum configuration work  </p>