Using the Menus 39Logging OffAt the top level of the command line interface, if you enter thecommand logout the management session is terminated.Automatic LogoutAs a security measure, a management session will be terminated ifthere is a period of inactivity lasting longer than 30 minutes.After the session has terminated, the first key that you press returnsyou to the login prompt.Using the MenusWhen you log on to the command line interface correctly, thetop-level menu is displayed, as shown in Figure 5. The unitdescription, unit name and unit number are shown (Dual SpeedHub 500 and Marketing (1) in this example).Figure 5 Top-level MenuIf the stack is connected and configured as recommended in the userguide that accompanies the unit, the bottom unit in the stack is unitnumber 1, the next unit up is unit number 2, and so on.Use the command line interface by selecting options from this menuand from the others below it. Each menu option is accompanied by abrief description of what that option does.Menu options: ----------3Com SuperStack II Dual Speed Hub 500-----------ethernet - Administer Ethernet portsip - Administer IPlogout - Logout of the Command Line Interfacesnmp - Administer SNMPsystem - Administer system-level functionsType ? for help.----------------------------------------- (1)---------------------------Select menu option: