Configuring E1 Interfaces - Cisco NM-1CT1 Configuration Note

Configuring the PRI Interfaces
Step 17
Configuring E1 Interfaces
The following procedure can be used to configure a new CE1/PRI module (balanced or unbalanced)
or to change the configuration of an existing module.
To enter configuration mode, follow this procedure:
Step 1
Step 2
Step 3
Step 4
20 1-Port and 2-Port ISDN-PRI Network Module Configuration Note
The results of the show running-config and show startup-config commands differ from
each other if you have made changes to the configuration, but have not yet written them
to NVRAM. To write your changes to NVRAM, making them permanent, enter the
command copy running-config startup-config at the enable prompt:
Router# copy running-config startup-config
Building configuration. . .
[OK]
Router#
The router is now configured to boot in the new configuration.
Connect a console to the router. If you need instructions for connecting a console, refer
to the installation chapter of your router installation and configuration guide. Power up
the router.
If the current configuration is no longer valid, after about a minute you see the following
prompt:
Would you like to enter the initial dialog? [yes]:
Answer no. You now enter the normal operating mode of the router.
If the current configuration is valid, you enter the normal operating mode
Note
automatically.
After a few seconds you see the user EXEC prompt (Router>). Type enable and the
password to enter enable mode:
Router> enable
Password:
Configuration changes can be made only in enable mode. The prompt changes to the
privileged EXEC (enable) prompt (Router#):
Router#
Enter the command config terminal to enter configuration mode:
Router# config terminal
Router(config)#
The router enters global configuration mode, indicated by the Router(config)# prompt.