title: Unable to connect node manager through WLST
body: <p>While trying to connect node manager via WLST, I'm getting the following error. </p>
  
  <pre><code>Connecting to Node Manager ...
  Traceback (innermost last):
    File "&lt;console&gt;", line 1, in ?
    File "&lt;iostream&gt;", line 111, in nmConnect
    File "&lt;iostream&gt;", line 553, in raiseWLSTException
  WLSTException: Error occurred while performing nmConnect : Cannot connect to Nod
  e Manager. : Connection refused: connect. Could not connect to NodeManager. Chec
  k that it is running at /***.***.**.**:5556.
  Use dumpStack() to view the full stacktrace :
  </code></pre>
  
  <p>Node Manager is currently running as Windows Service and 3 managed servers within a cluster are managed via this node manager. 
  Can anyone please help me to connect node manager via WLST? What might be the possible errors?
  Thanks in advance. </p>