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CCNA 2 v3.0 Module 3 Configuring a Router. Objectives. Configuring a router Finishing the configuration. Command-Line Interface Command Modes. Configuring a Router Name.
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Objectives • Configuring a router • Finishing the configuration
Configuring a Router Name A router should be given a unique name as one of the first configuration tasks. This task is accomplished in global configuration mode using the following commands: Router(config)#hostname MostafaTokyo(config)#
Examining the show Commands • There are many show commands that you can use to examine the contents of files in the router and for troubleshooting. • In both privileged EXEC and user EXEC modes, the command show ? provides a list of available show commands.
Configuring an Ethernet Interface • To configure an Ethernet interface follow these steps: • Enter global configuration mode. • Enter interface configuration mode. • Specify the interface address and subnet mask. • Enable the interface.
Configuring Interface Descriptions An interface description should be used to identify important information such as a distant router, a circuit number, or a specific network segment.
Host Name Resolutions • Host name resolution is the process that a computer system uses to associate a host name with an IP address. • Host names, unlike DNS names, are significant only on the router on which they are configured.