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540
Firmware Upgrading Procedures
The procedures for firmware upgrading and using a fallback firmware
image are listed below.
Upgrading Firmware on the Switch using TFTP:
To upgrade the switch's firmware, 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:normal
<ip-address>
Here
the name of the firmware image file.
5.
On successful download CLI displays the below string:
Firmware download completed successfully.
6.
After a successful download, reboot the switch to use this latest
firmware.
7.
If the download fails, check the IP address, file name, network
connections and configurations to reach the TFTP server.
8.
If the switch does not come up after the firmware upgrade due to
any incorrect firmware images, boot the switch using a fallback
firmware image. Refer the steps in the procedure "Booting using a
Fallback Firmware Image:" below to boot the switch using a
fallback firmware image.
9.
Once the switch is booted with a fallback firmware, repeat the
above steps to upgrade with the correct firmware image.
On successful upgrade of the latest firmware, it is advised that you upgrade
the fallback firmware image also. Follow the steps listed in the procedure
"Upgrading Fallback Firmware using TFTP:" below to upgrade the fallback
is the IP address of the TFTP server and
4 Networking Switch Modules
<filename>
is
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