Figure 4-23 Select Enclosure window: available control enclosures Figure 4-24 System Overview view with two control enclosures visible 3. Review the summary in the next window and click  Finish  to add the control enclosure and  all its expansions to the system. 4. After the control enclosure is successfully added to the system, a success message is  displayed. Click  Close  to return to the  System Overview  view, as shown in Figure 4-24.  The view displays two control enclosures configured on the system. GLYPH<SM590000> Local authentication  is performed within the Storwize V7000 system. Local GUI  authentication is done with user name and password. Local CLI authentication is done  either with an SSH public key or a user name and password. GLYPH<SM590000> Remote authentication  allows users to authenticate to the system using credentials stored  on an external authentication service. This feature allows you to use user credentials and  user groups defined on the remote service to simplify user management and access,  enforce password policies more efficiently, and separate user management from storage  management. There are two methods of user authentication to control access to the GUI and to the CLI: 4.4 Configuring user authentication 108  Implementing the IBM Storwize V7000 with IBM Spectrum Virtualize V8.2.1