Cisco 2800 Series Manual page 246

How to Upgrade the System Image
DETAILED STEPS
enable
Step 1
Use this command to enter privileged EXEC mode. Enter your password if prompted. For example:
Router> enable
Password:
Router#
(Class B file systems only) squeeze flash:
Step 2
Note
Use this command to reclaim the memory space of previously deleted files:
Router# squeeze flash:
Squeeze operation may take a while. Continue? [confirm]
squeeze in progress...
sssssssssssssssssssssssseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
Rebuild file system directory...
Squeeze complete
dir flash:
Step 3
Use this command to display the layout and contents of flash memory:
Router# dir flash:
Flash CompactFlash directory:
File
1
2
[12916544 bytes used, 3139776 available, 16056320 total]
15680K bytes of ATA CompactFlash (Read/Write)
From the displayed output of the dir flash: command, compare the number of bytes available to the
Step 4
minimum flash requirements for the new system image.
•
•
From the displayed output of the dir flash: command, compare the number of bytes total to the size of
Step 5
the system image to which you want to upgrade.
•
•
dir /all flash:
Step 6
Use this command to display a list of all files and directories in flash memory:
Router# dir /all flash:
OL-5595-01
8
The squeeze command is only applicable for Class B flash file systems. It is not needed for
Class C flash file systems. For more details on supported flash file systems, see
CompactFlash Memory
Length Name/status
6458208 c38xx-i-mz.tmp [deleted]
6458208 c38xx-i-mz
If the available memory is equal to or greater than the new system image's minimum flash
requirements, proceed to the
If the available memory is less than the new system image's minimum flash requirements, proceed
to Step 5.
If the total memory is less than the new system image's minimum flash requirements, you must
upgrade your compact flash memory card. See the hardware installation guide for your router.
If the total memory is equal to or greater than the new system image's minimum flash requirements,
proceed to Step 6.
Cards.
"Copying the System Image into Flash Memory" section on page
Upgrading the System Image
Using
10.