System Bios And Cimc Firmware; Updating The Bios And Cimc Firmware - Cisco UCS C24 Installation And Service Manual

System BIOS and CIMC Firmware

System BIOS and CIMC Firmware
This section includes information about the system BIOS and it includes the following sections:
•
•

Updating the BIOS and CIMC Firmware

When you upgrade the BIOS firmware, you must also upgrade the CIMC firmware to the same version
Caution
or the server will not boot. Do not power off the server until the BIOS and CIMC firmware are matching
or the server will not boot.

Cisco provides the Cisco Host Upgrade Utility to assist with simultaneously upgrading the BIOS, CIMC,
and other firmware to compatible levels.
The server uses firmware obtained from and certified by Cisco. Cisco provides release notes with each
firmware image. There are several methods for updating the firmware:
•
Note
•
•
•
For links to the documents listed above, see the documentation roadmap at the following URL:
http://www.cisco.com/go/unifiedcomputing/c-series-doc
Cisco UCS C240 Server Installation and Service Guide
2-14
Updating the BIOS and CIMC Firmware, page 2-14
Accessing the System BIOS, page 2-15
Recommended method for systems running firmware level 1.2 or later: Use the Cisco Host
Upgrade Utility to simultaneously upgrade the CIMC, BIOS, LOM, LSI storage controller, and
Cisco UCS P81E VIC firmware to compatible levels.
See the Cisco Host Upgrade Utility Quick Reference Guide for your firmware level at the
documentation roadmap link below.
Your system firmware must be at minimum level 1.2 to use the Cisco Host Upgrade Utility. If
your firmware is prior to level 1.2, you must use the methods below to update the BIOS and
CIMC firmware individually.
You can upgrade the BIOS using the EFI interface, or upgrade from a Windows or Linux platform.
See the Cisco UCS C-Series Rack-Mount Server BIOS Upgrade Guide.
You can upgrade the CIMC and BIOS firmware by using the CIMC GUI interface.
See the Cisco UCS C-Series Rack-Mount Server Configuration Guide.
You can upgrade the CIMC and BIOS firmware by using the CIMC CLI interface.
See the Cisco UCS C-Series Rack-Mount Server CLI Configuration Guide.
Chapter 2 Installing the Server
OL-25761-01