How to upgrade firmware Brocade SAN Switch


At this KB article, I simply describe how to upgrade the firmware version on the Brocade SAN switch. Please check all steps to perform firmware upgrade safely.

Step 1: Check switch configuration

First  of all, you need to check your switch configuration to avoid any downtime. If you didn't serve LUNs over two different switches, it means that you need to get downtime to start operation. Because when you start upgrade operation, SAN switch perform reset operation to apply new firmware. So please check your server which you didn't serve LUNs over two  SAN switch.

Step 2: Download  Firmware  

Check this link to download the latest firmware which suitable to SAN Switch that you perform upgrade operation. "Link"

Step 3: Upload  Firmware to an SFTP  or  FTP  platform

You need to put firmware on an FTP  or SFTP platform which your SAN switch can access.

Step 4: Unzip  Firmware  Bundle

Step 5: Connect  Switch  Over  SSH  to Get CLI

Connect  SAN switch over SSH to get  CLI. Then run "firmwaredownload" command to start operation.

SW1> firmwaredownload
Server Name or IP Address: 10.10.123.40
User Name: root
File Name: vmfs/volumes/4dc8b07f-6d9723a8-6acd-3cd92b0c3a60/SAN_Switch/v7.4.1e
Network Protocol(1-auto-select, 2-FTP, 3-SCP, 4-SFTP) [1]: 4
Do you want to input SFTP options (Y/N) [N]: Y
SFTP Server Port Number [22]:
SFTP StrictHostKeyChecking Enable (Y/N) [N]:
Verifying if the public key authentication is available.Please wait ...
The public key authentication is not available.
Password:
Do you want to continue with CRA (Y/N)[N]:

Server IP: 142.12.123.40, Protocol IPv4
Checking system settings for firmwaredownload...
System settings check passed.

You can run firmwaredownloadstatus to get the status
of this command.

This command will cause a warm/non-disruptive boot but will
require that existing telnet, secure telnet or SSH sessions
be restarted.

Do you want to continue (Y/N) [Y]: Y
Firmware is being downloaded to the switch. This step may take up to 30 minutes.
Preparing for firmwaredownload...
Start to install packages...
dir-1.0.5-5
############################### [ 100% ]
ldconfig-2.16.2-4
############################### [ 100% ]
glibc-2.3.7-8

############################### [ 100% ]
hss-diag-7.4.1e-10
############################### [ 100% ]
Removing unneeded files, please wait ...
Finished removing unneeded files.

All packages have been downloaded successfully.
Firmware has been downloaded to the secondary partition of the switch.
HA Rebooting ..."

Step 6: After  HA  Reboot  Check  Firmware Commit Status

SW1> firmwareDownloadStatus
[1]: Mon Apr 24 07:49:02 2017
Firmware is being downloaded to the switch. This step may take up to 30 minutes.

[2]: Mon Apr 24 07:54:39 2017
Firmware has been downloaded to the secondary partition of the switch.

[3]: Mon Apr 24 09:07:18 2017
The firmware commit operation has started. This may take up to 10 minutes.

SW1> firmwareDownloadStatus
[1]: Mon Apr 24 07:49:02 2017
Firmware is being downloaded to the switch. This step may take up to 30 minutes.

[2]: Mon Apr 24 07:54:39 2017
Firmware has been downloaded to the secondary partition of the switch.

[3]: Mon Apr 24 09:07:18 2017
The firmware commit operation has started. This may take up to 10 minutes.

[4]: Mon Apr 24 09:11:06 2017
The commit operation has completed successfully.

[5]: Mon Apr 24 09:11:06 2017
Firmwaredownload command has completed successfully. Use firmwareshow to verify the firmware versions.

SW1> firmwareshow
Appl Primary/Secondary Versions
------------------------------------------
FOS v7.4.1e
v7.4.1e
SW1> firmwareshow
Appl Primary/Secondary Versions
------------------------------------------
FOS v7.4.1e
v7.4.1e
SW1>

 Step 7: Check  New  Firmware 

SW1> firmwareshow
Appl Primary/Secondary Versions
------------------------------------------
FOS v7.4.1e
v7.4.1e
SW1> firmwareshow
Appl Primary/Secondary Versions
------------------------------------------
FOS v7.4.1e
v7.4.1e
SW1>

 

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