Dell POWEREDGE M1000E - Manual (Page 289)

Managing General System Settings 289
CLI Banner
Use the CLI Banner page to configure a message for the switch to display
when a user connects to the switch by using the CLI. You can configure
different banners for various CLI modes and access methods.
To display the CLI Banner page, click System → General → CLI Banner in
the navigation panel.
Figure 11-5. CLI Banner