Contents
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Hardware Installation Guide for the Cisco 4451-X Integrated Services Router
Gateway of Last Resort
4-13
Configuration Examples
4-15
Configuring Virtual Terminal Lines for Remote Console Access
4-16
Configuration Examples
4-17
Configuring the Auxiliary Line
4-17
Verifying Network Connectivity
4-19
Saving Your Router Configuration
4-20
Saving Backup Copies of Configuration and System Image
4-20
Configuration Examples
4-21
Verifying the Initial Configuration
4-23
C H A P T E R
5
ROM Monitor Overview and Basic Procedures
5-1
ROM Monitor Overview
5-1
Entering ROM Monitor Mode
5-2
Checking the Current ROMmon Version
5-2
Commonly Used ROM Monitor Commands
5-4
Displaying the Available ROM Monitor Commands
5-4
Examples
5-4
Changing the ROM Monitor Prompt
5-5
Displaying the Configuration Register Setting
5-5
Environment Variable Settings
5-5
Frequently Used Environmental Variables
5-6
Displaying Environment Variable Settings
5-6
Entering Environment Variable Settings
5-7
Saving Environment Variable Settings
5-7
Exiting ROM Monitor Mode
5-7
Configuration Example
5-8
Upgrading the ROMmon for a Router
5-9
Example of Upgrade
5-9
C H A P T E R
6
Installing and Upgrading Internal Modules and FRUs
6-1
Safety Warnings
6-2
Accessing Internal Modules
6-4
Removing and Replacing the Chassis Cover
6-4
Removing the Cover
6-4
Replacing the Cover
6-4
Locating Internal and External Slots for Modules
6-5
Overview of the SSD Carrier Card NIM (NIM-SSD)
6-6