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Chapter 3
Starting and Configuring
Enter the config terminal command at the enable prompt to enter configuration mode from the terminal:
Step 4
Router# config terminal
Enter configuration commands, one per line.
Router(config)#
At the
configuration mode:
Router(config)# interface serial slot/port
Router(config-int)#
In either configuration mode, you can now enter any changes to the configuration. Press Ctrl-Z (hold
down the Control key while you press Z) or enter end to exit configuration mode and return to the EXEC
command interpreter.
Step 5
Save your settings to NVRAM. (See the
page
mode and the setup facility, your configuration will be lost th enext time yuou load the router.
Your router is now minimally configured and will boot with the configuration you have entered. To see
a list of the configuration commands available to you, enter ? at the prompt while in configuration mode.
Saving the Running Configuration to NVRAM
To store the configuration or changes to your startup configuration in NVRAM, enter the copy
running-config startup-config command at the
Router# copy running-config startup-config
Using this command saves the configuration settings that you created in the router using configuration
mode and the setup facility. If you fail to do this, your configuration will be lost the next time you reload
the router.
Checking the Running Configuration Settings
To check the value of the settings you have entered, enter the show running-config command at the
Router#
Router# show running-config
To review changes you make to the configuration, use the EXEC mode show startup-config command
to display the information stored in NVRAM.
Performing Other Configuration Tasks
To make advanced configuration changes after you establish the basic startup configuration for your
router, refer to the modular configuration and modular command reference publications in the Cisco IOS
software configuration documentation set that corresponds to the software release installed on your
Cisco hardware. These publications contain additional information on using the configure command.
The configuration publications also provide information about the following tasks:
OL-5419-01 B0
prompt, enter the interface type slot/port command to enter the interface
Router(config)#
3-21.) If you do not save the configuration settings you created in the router using configuration
prompt:
End with CNTL/Z.
"Saving the Running Configuration to NVRAM" section on
prompt:
Router#
Cisco 7401ASR Installation and Configuration Guide
Performing Other Configuration Tasks
3-21
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Table of Contents
Troubleshooting
