Supermicro SuperBlade SBM-GEM-X2C+, User Manual

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Superblade Network Modules User’s Manual
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8. In case you wish to later move back to a normal image, repeat the above the steps
with one difference for
step 4 , where you should use the command
rflag=0
instead of
rflag=1
to boot with a normal firmware image.
Upgrading Fallback Firmware using TFTP:
To upgrade fallback firmware using TFTP, use the procedure below.
1. Copy the latest firmware to the TFTP root directory on the TFTP server machine.
2. Make sure the upgraded TFTP server and switch both have network reach ability.
3. Login to the Switch CLI either through Telnet or a serial console port.
4. Type the below command to upgrade the firmware in the normal area:
firmware upgrade tftp://<ip-address>/<filename> flash:fallbackl
Here <ip-address> is the IP address of the TFTP server and <filename> is the name
of the firmware image file.
5. On a successful download, the CLI displays the below string:
Firmware download completed successfully.
6. After a successful download, reboot the switch using the fallback image to verify the
fallback image. Refer the steps listed above in the procedure
"Booting using a
Fallback Firmware Image:" above to boot the switch in the fallback image.
7. Once both the normal and fallback image both have latest firmware, continue to use
the normal image as directed in
step 8 of the procedure "Booting using a Fallback
Firmware Image:" .
Firmware Failure Recovery Steps
In case you have any issues in booting the switch with either a normal or fallback image,
use the procedure below to recover the switch functionality with a correctly working
firmware image.
Recovering Switch Functionality with a Firmware Image:
1. Copy the latest firmware to the TFTP root directory on a TFTP server machine.
2. Make sure the upgraded TFTP server and switch both have network reach ability.
1. Reboot the switch by power cycling the switch power.
2. During reboot, press any key when it displays the below text (as shown in
Figure 3-7 ).
Hit any key to stop autoboot: 5
3. Once the boot sequence is interrupted, it will display menu options as shown in
Figure 3-7 .Use the "H" option to set hardware information by typing the character H .
This will display the hardware information that can be changed as shown in
Figure 3-8 .