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Switch Memory and Configuration
Using Primary and Secondary Flash Image Options
The prompt shows which flash
location will be erased.
Figure 6-11. Example of Erase Flash Prompt
3. Type y at the prompt to complete the flash erase.
4. Use show flash to verify erasure of the selected software flash image
The “0” here
shows that
primary flash has
been erased.
Figure 6-12. Example of Show Flash Listing After Erasing Primary Flash
In redundant management systems, this command will erase the selected flash
in both the active and the standby management modules. If redundancy has
been disabled or the standby module has failed selftest, this command only
affects the active management module.
Rebooting the Switch
Operating Notes about Booting
Default Boot Source. The switch reboots from primary flash by default
unless you specify the secondary flash by entering either the boot system flash
[primary | secondary] or boot set-default flash [primary | secondary] command.
Both the boot command and the reload command will reboot based on how
these options have been selected.
Boot Attempts from an Empty Flash Location. In this case, the switch
aborts the attempt and displays
Image does not exist
Operation aborted.
Interaction of Primary and Secondary Flash Images with the Current
Configuration. The switch has one startup-config file (page 6-3), which it
always uses for reboots, regardless of whether the reboot is from primary or
secondary flash. Also, for rebooting purposes, it is not necessary for the
software image and the startup-config file to support identical software fea-
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