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Discovering computer networks: hands on in the Open Networking Lab
Discovering computer networks: hands on in the Open Networking Lab

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10.5 Summary of Session 10

In this session you have learnt how to connect to a Cisco router via a console connection, how to use the different modes within the Cisco IOS and how to configure a hostname and IP address on the router. Using this information, you can continue to build up your knowledge of more commands that enable you to configure more complex networks.

Check that you are familiar with the commands listed below before moving on, as they will be used repeatedly throughout the remainder of the course.

Commands

In this session you have met the following commands.

Command Mode Result
configure terminal Privileged exec Enter global configuration mode
copy running-config startup-config Privileged exec Save the configuration to the startup-config file
enable User exec Enter privileged exec
end Global configuration mode Reverts to privileged exec mode
exit Any mode Revert to next highest mode in the mode hierarchy
hostname <hostname> Global configuration Configure a hostname on the device
interface <interface ID> Global configuration Enters into interface configuration mode indicated by router(config-if)#
ip address<IP address> Interface configuration (from interface config mode) Configure an IP address on an interface
no shutdown Interface configuration (from interface config mode) Restarts the interface
show ip interface brief Privileged exec Display information about the interfaces of the devices, such as IP address and status

New terms

In this session you have met the following terms.

command-line interface (CLI)

The interface used by network engineers to configure a commercial networking device.

Telnet (teletype network)

A protocol that enables a network device to be remotely accessed and managed.

terminal emulation client

The software used by network engineers to access the CLI.

SSH (Secure Shell)

A protocol that enables a network device to be remotely accessed and managed.