title: GITHUB setup - no address associated with name
body: <p>I'm trying to setup GitHub on my system and I have done all the installation and key setup process:</p>
  
  <p>But during test everything phase getting the following error by command:</p>
  
  <pre><code>$ ssh -T git@github.com
  ssh:github.com:no address associated with name
  </code></pre>