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Chapter 6
Software Images
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 .
Recovering One Supervisor Module With Corrupted Bootflash
If one supervisor module has functioning bootflash and the other has corrupted bootflash, follow these
steps:
Boot the functioning supervisor module and log on to the switch.
Step 1
At the
Step 2
command, where slot is the slot number of the supervisor module with the corrupted bootflash.
The supervisor module with the corrupted bootflash performs a netboot and checks the bootflash for
corruption. When the bootup scripts discovers that the bootflash is corrupted, it performs an init system,
which fixes the corrupt bootflash. The supervisor boots up as the HA Standby.
Recovering Both Supervisor Modules With Corrupted Bootflash
If both supervisor modules have corrupted bootflash, follow these steps:
Step 1
Boot up the switch and press the Esc key after the BIOS memory test to interrupt the boot loader.
Note
You see the
Caution
Tip
Step 2
Specify the local IP address and the subnet mask for the switch.
loader> ip address 172.16.1.2 255.255.255.0
Found Intel EtherExpressPro100 82559ER at 0xe800, ROM address 0xc000
Probing...[Intel EtherExpressPro100 82559ER]Ethernet addr: 00:05:30:00:52:27
Address: 172.16.1.2
Netmask: 255.255.255.0
Server: 0.0.0.0
Gateway: 0.0.0.0
OL-6973-03, Cisco MDS SAN-OS Release 2.x
prompt on the booted supervisor module, issue the reload module slot force-dnld
switch#
Press Esc immediately after you see the following message:
00000589K Low Memory Passed
00000000K Ext Memory Passed
Hit ^C if you want to run SETUP....
Wait.....
If you wait too long, you will skip the boot loader phase and enter the kickstart phase.
prompt.
loader>
The
prompt is different from the regular
loader>
CLI command completion feature does not work at this prompt and may result in undesired
errors. You must type the command exactly as you want the command to appear.
Use the help command at the
prompt or to obtain more information about a specific command in that list.
switch#
prompt to display a list of commands available at this
loader>
Cisco MDS 9000 Family Configuration Guide
Corrupted Bootflash Recovery
or
prompt. The
switch(boot)#
6-37
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