Switch Memory and Configuration

Using Primary and Secondary Flash Image Options

The prompt shows which flash location will be erased.

Figure 5-10. 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 OS flash image

The “0” here shows that primary flash has been erased.

Figure 5-11. Example of Show Flash Listing After Erasing Primary Flash

Rebooting the Switch

The switch offers reboot options through the boot and reload commands, plus the options inherent in a dual-flash image system. Generally, using boot provides more comprehensive self-testing; using reload gives you a faster reboot time.

Table 5-2. Comparing the Boot and Reload Commands

Actions

Included In

Included In

Note

 

Boot?

Reload

 

 

 

 

 

Save all configuration

Optional,

Yes,

Config changes saved to the

changes since the last boot

with prompt

automatic

startup-config file

or reload

 

 

 

 

 

 

 

Perform all system self-tests

Yes

No

Reload provides a faster system

 

 

 

reboot.

 

 

 

 

Choice of primary or

Yes

No—Uses

 

secondary

 

the current

 

 

 

flash image.

 

 

 

 

 

5-17