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Corrupted Bootflash Recovery
S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m .
Issue the install all command to copy the Cisco SAN-OS software image to the standby supervisor
Tip
bootflash device.
Issuing the install all command after replacing any module, ensures the following actions:
•
•
•
To replace a module in any switch in the Cisco MDS 9200 Series or 9500 Series, follow these steps:
Create a backup of your existing configuration file, if required, using the copy running-config
Step 1
startup-config command.
Replace the required module as specified in the Cisco MDS 9200 Series Hardware Installation Guide or
Step 2
the Cisco MDS 9500 Series Hardware Installation Guide.
Verify that space is available on the standby supervisor bootflash using the dir bootflash://sup-standby/
Step 3
command. It is a good practice to remove older versions of Cisco MDS SAN-OS images and kickstart
images. For information about displaying file systems and removing files, see the
System" section on page
Issue the install all command to ensure that the new module is running the same software as the rest of
Step 4
the switch.
Wait until the new module is online and then ensure that the replacement was successful using the show
Step 5
module command.
Corrupted Bootflash Recovery
All switch configurations reside in the internal bootflash. If you have a corrupted internal bootflash, you
could potentially lose your configuration. Be sure to save and back up your configuration files
periodically. The regular switch boot goes through the following sequence (see
1.
2.
3.
4.
Cisco MDS 9000 Family Configuration Guide
6-28
The proper system and kickstart images are copied on the standby bootflash: file system.
The proper boot variables are set.
The loader and the BIOS are upgraded to the same version available on the active supervisor module.
2-22.
The basic input/output system (BIOS) loads the loader.
The loader loads the kickstart image into RAM and starts the kickstart image.
The kickstart image loads and starts the system image.
The system image reads the startup configuration file.
Chapter 6
Software Images
"Using the File
Figure
6-2):
OL-6973-03, Cisco MDS SAN-OS Release 2.x
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