<div style="line-height:1.7;color:#000000;font-size:14px;font-family:Arial"><div style="line-height:1.7;color:#000000;font-size:14px;font-family:Arial"><pre>Hi all, 
  I follow the specification to deploy the starlingX 3.0.
  When I  configure controller-0 , i want to see controller-0 status,i meet an error with "unable to establish connection to http://localhost:5000/v3/auth/tokens".
  CLI command log list below.
<div> [<a href="http://lists.starlingx.io/cgi-bin/mailman/listinfo/starlingx-discuss">sysadmin at controller-0</a> ~(keystone_admin)]$ source /etc/platform/openrc</div><div> [<a href="http://lists.starlingx.io/cgi-bin/mailman/listinfo/starlingx-discuss">sysadmin at controller-0</a> ~(keystone_admin)]$ system host-list</div><div> Authorization failed:unable to establish connection to http://localhost:5000/v3/auth/tokens</div>
  specification is from <a href="https://docs.starlingx.io/deploy_install_guides/r3_release/bare_metal/aio_simplex_install_kubernetes.html">https://docs.starlingx.io/deploy_install_guides/r3_release/bare_metal/aio_simplex_install_kubernetes.html</a>
  Please give me some advice. 
  Thanks
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