It is important to update the firmware (also called “flashing the ROM”) as part of regular server maintenance. Update firmware on regular updates helps you to keep the server performing optimally.
Step 1: Browse to http://www8.hp.com/us/en/drivers.html
Step 2: Click “Download drivers and software (and firmware)”
Step 3: Enter your server’s product name (eg. ProLiant DL380 G6) and then click Go button
Step 4: Click on the search result link, on that page choose a languae and OS. (eg. Redhat Enterprise Linux 6 – 64bit)
Step 5: Scroll down to the “Firmware – DVD” option and click download button.
Step 6: Unzip the file and change the file permission to execute mode.
[root@server.local ~]# chmod +x filename
Step 7: Execute the firmware script file using below command
[root@server.local ~]# sh +x filename
After successful execution of above script, you will be asked to reboot the server.