title: cassandra and nodetool not able to connect
body: <p>I am trying to connect to cqlsh but i am getting this error.</p>
  
  <pre><code>Connection error: ('Unable to connect to any servers', {'127.0.0.1': error(111, "Tried connecting to [('127.0.0.1', 9042)]. Last error: Connection refused")})
  </code></pre>
  
  <p>When i try nodetool status it gives me error</p>
  
  <pre><code>nodetool: Failed to connect to '127.0.0.1:7199' - ConnectException: 'Connection refused'. 
  </code></pre>
  
  <p>In my cassandra.yaml there is start_rpc: true. My rpc address is set to rpc_address: 0.0.0.0</p>
  
  <p>i have check service by ervice --status-all and cassandra is running.</p>
  
  <p>I have also tried and search for all possible solutions, but nothing helped.</p>
  
  <p>Please help me as i am new to cassandra development.</p>