Cisco Systems 12010, 12810, 12410 manual Reboot the system, Miloconfig# config-register 0xvalue

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Chapter 4 System Startup and Basic System Configuration

Configuring the Software Configuration Register

Step 3 Set the contents of the software configuration register by entering the config-registervalue command, where value is a hexadecimal number preceded by 0x.

Milo(config)# config-register 0xvalue

Note Consult the hexadecimal column in Table 4-4 on page 4-32for the possible settings to enter as the 4-bit value parameter.

Step 4 Press Ctrl-Zto exit global configuration mode.

Milo(config)# config-register 0xvalue

Milo(config)# Ctrl-Z

Milo#

Step 5 Enter the show version command to verify the software configuration register value that is currently in effect, and the new value you entered (in Step 3) the next time the router reloads.

Milo# show version

.

.

.

Configuration register is 0x141 (will be 0x102 at next reload)

Step 6 Enter the copy running-configstartup-configcommand to save the software configuration register settings to NVRAM.

Milo# copy running-config startup-config

Step 7 Reboot the system.

Note Configuration register changes take effect only after the system reboots (for example, when you enter a reload command from the console).

 

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Contents System Startup and Basic System Configuration Preconfiguration Requirements Sources of Cisco IOS SoftwareBoot Process Overview Powering On the Router and Observing the Boot Process Processor LED Display1 Meaning SourceLED Display Meaning Source PRIMII Meaning Source Line Card Alphanumeric LED Displays-Partial View ShownRomi OL-11496-01 Manually Booting the System Booting from the Cisco IOS Software Image Dir bootflashLocating a Valid Cisco IOS Software Image Dir slot0Command Purpose Boot flashConfiguring the Router Cisco IOS User Interface Command Modes Cisco IOS User InterfaceUser Exec Mode Privileged Exec ModeGlobal Configuration Mode Interface Configuration ModeUsing Setup for Configuration Changes Subinterface Configuration ModeMay enter a question mark ? for help SDCC1/0 No ip routing Configuring Global Parameters Using the Setup Facility Configuring Host Name Configuring Network Interfaces Configuring ProtocolsConfiguring Line Card Interfaces Milo# show version Using Global Configuration Mode Enter the enable command and password if promptedVerifying Running Configuration File Settings Milo# configure terminalMilo# copy running-config startup-config Router# show running-configSaving the Running Configuration Settings to Nvram Viewing the Running Configuration Settings Configuring the Software Configuration Register Bit Number Hexadecimal Value Meaning/Function Setting Software Configuration Settings Boot FieldCiscobootfieldvalue-processorname Changing Software Configuration Register Settings Reboot the system Miloconfig# config-register 0xvalueLow-Order Bits in the Software Configuration Register Action/Filename Bit High-Order Bits in the Software Configuration Register Bit Address net host9600 Recovering a Lost Password Rommon 1 config-registerEnter the initialize command to initialize the router Milo# show startup-config Using RP Flash Memory Cards Installing and Removing a Flash Memory CardOL-11496-01 Installing and Removing a Flash Memory Card Formatting a New Flash Memory Card Milo# format slot0Specifying a Cisco IOS Software Image to Boot the System Flash Memory Commands Pwd CommandCd Command Dir Command Delete CommandMilo# dir slot0 Squeeze Command Milo# squeeze slot0Booting from Flash Memory Miloconfig# boot system flash slot0myfile1Copying Image Files to or From Flash Memory Milo# copy tftpfilename bootflashslot0slot1 filename Milo# copy tftpmyfile1 slot0myfile1Copying a Cisco IOS Software Image into a Flash Memory Card Milo# copy tftpnew.image slot0new.image Copying Cisco IOS Software Images Between Flash Memory Cards Milo# copy slot1image.new slot0image.newMilo# configure terminal Milo# show bootvar Copy startup-config slot0 slot1 filenameMilo# copy startup-config slot0myfile2 Copy running-config slot0slot1filename Milo# copy running-config slot0myfile2Copy slot0slot1filename startup-config Milo# copy slot0myfile startup-configMilo# copy startup-config running-config Recovering from Locked Blocks in Flash Memory Cards Post-Installation Procedures OL-11496-01