title: socket.gaierror: [Errno -2] Name or service not known. When installing Cassandra on Docker on Windows 10 Professional
body: <p>I try to install Cassandra on Docker on Windows 10 Professional. When I type: </p>
  
  <blockquote>
    <p>docker network create some-network</p>
  </blockquote>
  
  <p>and after that:</p>
  
  <blockquote>
    <p>docker run -it --network some-network --rm cassandra cqlsh some-cassandra </p>
  </blockquote>
  
  <p>then I get an error. I have entered it several times so I have downloaded the Cassandra image. Click on the link below (the error is highlighted in white):</p>
  
  <p><a href="https://i.stack.imgur.com/Rvpfp.png" rel="nofollow noreferrer">socket.gaierror: [Errno -2] Name or service not known</a></p>