BROCADE SAN SWITCH UPGRADATION WITH CLI
First Create Local directory for FTP and download the Brocade firmware from brocade site or OEM Site (DellEMC, HP, Lenovo)
How to create FTP in windows find this post.
Extract it in the FTP directory.
Enter the IP address of Brocade Switch with Port 22(SSH)
Enter the admin credentials
Type > firmwaredownload
It will ask you “Do You want to continue (Y/N)”: Y
Enter Y Switch will reboot
Enter the firmware command to see the status. We can See the firmware upgraded successfully.
Make Sure you follow this up-gradation path (direct up-gradation is not possible)
5.0.1d -> 5.2.3 -> 5.3.2c -> 6.0.1a -> 6.1.2c -> 6.2.2g -> 6.3.2e -> 6.4.3h > 7.0.2e > 7.1.2b > 7.2.1g > 7.3.2a > 7.4.2f > 8.0.2f > 8.1.2g > 8.2.2b
Now We have to first upgrade firmware v7.4.1d then we can upgrade to latest 8.2.22b
Do the same procedure
We can see the firmware upgraded on primary partition
Using these steps, you can Upgrade firmware Successfully.
See also :- Physical Switch Requirement