title: Error in resolving buildtime dependencies while installing CloudStack on ubuntu.
body: <p>I am installing cloudstack on ubuntu and it uses maven to resolve its dependencies. I am getting the following errors when am running the command <code>mvn -P deps</code>  </p>
  
  <pre><code>[ERROR] The build could not read 1 project -&gt; [Help 1] 
  [ERROR]    
  [ERROR]   The project org.apache.cloudstack:cloudstack:4.2.0 (/home/cloud/apache-cloudstack-4.2.0-src/pom.xml) has 1 error 
  [ERROR]     Non-resolvable parent POM: Could not transfer artifact org.apache:apache:pom:11 from/to central (http://repo.maven.apache.org/maven2): repo.maven.apache.org: Name or service not known and 'parent.relativePath' points at wrong local POM @ line 14, column 11: Unknown host repo.maven.apache.org: Name or service not known -&gt; [Help 2] 
  [ERROR] 
  </code></pre>
  
  <p>I have searched the error and tried a number of changes in pom.xml but i am not getting the solution. I dont know whats causing the error.</p>
  
  <p>any suggestion or slightest help will be acknowledged. Thank you.   </p>