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AppendixC Using the CompactFla sh D isk Sample Upgrade Process
Sample Upgrade Process
This section applies to users who want to use CompactFlash Disks for simple file storage.
Step1 Format your onboard Flash memory—called boot flash memory. (See the format command description
in the “Software Command Overview” section on page C-6.)
Step2 Upgrade your onboard Flash memory by copying the Cisco IOS Release 12.x boot image (the
c7400-kboot-mz) into onboard Flash memory. (See the “Software Command Overview” section on
page C-6.)
Step3 Copy the Cisco IOS Release 12.x software image from onboard Flash memory to the Compac tFlas h
Disk.
Step4 Change the boot variables in your configuration file to point to the new Cisco IOS image in your
CompactFlash Disk. (See the preceding section, “Boot Environment Variables,” and the “Making a
CompactFlash Disk-Based Software Image the Bootable Software Image” section on pageC-13.)
Step5 Reboot your system to load the Cisco IOS Release 12.x software image from the CompactFlash Disk.
Step6 Insert a new CompactFlash Disk. (See “Installing and Removing the CompactFlash Disk” section on
page 1-7.)
Step7 With your system running Cisco IOS release 12.x, format the blank CompactFlash Disk. (Seethe forma t
command description in Table C-2 on page C-6, and the “Using the format Command” section on
page C-9.)
You should now be able to store configuration files and Cisco IOS software images on your
CompactFlash Disk.
Working with a CompactFlash Disk
This section provides basic instructions for working with a CompactFlash Disk in y our system. Detailed
descriptions of more complex CompactFlash Disk options and the Cisco IOS File System feature are
beyond the scope of this publication and can be found in the following Cisco IOS Release 12.x
publications:
•Cisco IOS Configuration Fundamentals Configuration Guide, in the chapter “File Management”
•Cisco IOS Configuration Fundamentals Command Reference, in the chapter “File Management
Commands”
Note These and all publications are available online on Cisco.com. For information on how to access
Cisco.com, see the “Cisco.com” section on page xvii.
This section includes the following subsections:
•Software Command Overview, page C-6
•Using Software Commands, page C-7
•Enabling Booting from a CompactFlash Disk, page C-12
•Making a CompactFlash Disk-Based Software Image the B oot able Softwa re Ima ge, page C-13