Entering Environment Variable Settings; Saving Environment Variable Settings; Exiting Rom Monitor Mode - Cisco 4451 ISR Hardware Installation Manual

Exiting ROM Monitor Mode

Entering Environment Variable Settings

Environment variable settings are entered in capital letters, followed by a definition. The following
example shows the environmental variables used to configure the control Ethernet port on a router:
rommon > IP_ADDRESS=1.1.1.1
rommon > IP_SUBNET_MASK=255.255.254.0
rommon > DEFAULT_GATEWAY=1.1.0.1

Saving Environment Variable Settings

To save the current environment variable settings, enter the sync command:
rommon > sync
Note
Environmental values that are not saved with the sync command are discarded whenever the system is
reset or booted.
Exiting ROM Monitor Mode
To exit ROM Monitor mode, you must change the configuration register and reset the router.
SUMMARY STEPS
1.
2.
3.
DETAILED STEPS
Command or Action
Step 1
confreg
Example:
rommon 1> confreg
Step 2
Respond to each prompt as instructed.
Step 3
reset
Example:
rommon 2> reset
Hardware Installation Guide for the Cisco 4000 Series Integrated Services Router
5-8
confreg
Respond to each prompt as instructed.
reset
Chapter 5 ROM Monitor Overview and Basic Procedures
Purpose
Initiates the configuration register configuration prompts.
See the example that follows this procedure for more
.
information
Resets and initializes the router.
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