In this post will share you the process to update a Brocade Fibre Channel switch firmware.ANd it is recommended to confirm with OEM before you proceed for an upgrade of the firmware.
Prerequisite
FTP server accessible from SAN Switch
Supported Firmware
Pre-upgrade Process
Take Complete Backup of Switch Configuration and License details
Check the current firmware version using below command
firmwareshow
Verify the upgrade path from within the Brocade Fabric OS Upgrade Guide which you will find in the Brocade document library. If your switch is provided by any other OEM like HPE, you have to check their site as well
errclear
switchshow
firmwaredownloadstatus
nsshow nsallshow fabricshow
Upgrade the Firmware
firmwaredownload
You will then see the switch update begin which will take aprox 30mins.
Post Upgrade Check
After rebooting the Switch will be available to access, login to switch and run upgrade status to verify that upgrade is completed or not.
firmwareshow
Note:- If you see message Firmware download is in progress wait for soem more time and check again
firmwaredownloadstatus