Cisco GSR12/60 - 12012 Router -AnyLAN, SONET/SDH Installation And Configuration Manual page 178

Configuring the Cisco 12012
Step 5
This completes the procedures for configuring global parameters and interface parameters
in your system using the setup facility or setup command. Your Ethernet, POS, and ATM
interfaces are now available for limited use.
If you want to modify the currently saved configuration parameters after the initial
configuration, enter the setup command; or, to perform more complex configurations, enter
configuration mode and use the configure command.
4-18 Cisco 12012 Gigabit Switch Router Installation and Configuration Guide
For more complete ATM interface configuration information, refer to the
configuration note OC-12c/STM-4c Asynchronous Transfer Mode Line Card
Installation and Configuration (Document Number 78-4344-xx) that
accompanied your OC-12c/STM-4c ATM line card.
Repeat Step 4 for each ATM interface you need to configure; then, to check and
verify your configuration parameters, proceed to Step 5.
When your interface configuration is complete (you reach and respond to the
configuration dialog for the last installed interface), check and verify the entire
list of configuration parameters, which should be displayed on your console
terminal and end with the following query:
Use this configuration? [yes/no]:
A no response places you back at the enabled mode prompt (#) and you will need
to reissue the setup command to reenter your configuration. A yes response
writes the running configuration to NVRAM, as follows:
Use this configuration? [yes/no]: yes
[OK]
Use the enabled mode 'configure' command to modify this
configuration.
Press RETURN to get started!
After you press the Return key, the following prompt will appear:
Router>