74 CHAPTER 5: BOOTING AND CONFIGURING THE ROUTER■ The command line interpreter adopts fuzzy search for the keywords of thecommand. A conflict-free keyword if entered, will be interpreted accordingly.For example, for a display command, you can enter dis.To facilitate the management of the router in the system view, all the commandsare grouped. Each group corresponds to a view. Users can use these commands toswitch between different views. Many commands are limited to use in a singleview. Other commands (such as ping, display current-configuration, interface)can be executed in all views.Help for theConfigurationRouter 5000 Family routers provide online Help for the command line interface:■ In any view, enter ? for all the commands in the view and a brief description ofeach command.■ Enter a command, followed by a space and ?, in the keyword position for a listof all keywords and a brief description of each one.■ Enter a command, followed by a space and ?, in the argument position for adescription of related arguments.■ Enter a character string, followed by a space and ?, for a list of all commandsthat begin with the character string.■ Enter a command, followed by a character string and ?, for a list of allkeywords that begin with the string.Naming andArranging InterfacesThe Router 5000 FamilyRouter 5000 Family routers support the following ports:■ CON■ AUX■ Ethernet■ Serial (synchronous/asynchronous)■ Asynchronous■ E1/T1■ ISDNThe sequence number of each type of port begins with 0.Inside the interface card, the order of the interface is arranged by serial numberson the interface card, from left to right.