CHAPTER 11

Managing Firmware
Thischapter includes the followingsections:
Overviewof Firmware, page 183
FirmwareImage Management, page 184
FirmwareVersions, page 186
FirmwareUpgrades, page 187
FirmwareDowngrades, page 199
Completingthe Prerequisites for Upgrading the Firmware, page 199
Downloadingand Managing FirmwarePackages, page 204
DirectlyUpgrading Firmware at Endpoints, page 210
UpgradingFirmware through ServiceProfiles, page 222
VerifyingFirmware Versions on Components, page 230
Managingthe CapabilityCatalog, page 230
UpdatingManagement Extensions, page 235

Overview of Firmware

CiscoUCS uses firmwareobtained from and certifiedby Cisco to support the endpoints in a Cisco UCS
domain.Each endpoint is a componentin the CiscoUCS domain that requires firmware to function.The
upgradeorder for the endpointsin a Cisco UCS domaindepends upon the upgrade path, but includes the
following:
• Cisco UCS Manager
• I/O modules
• Fabric interconnects
• Endpoints physically located on adapters, including NIC and HBA firmware, and OptionROM (where
applicable)that can be upgraded through firmware packages included in a service profile
Cisco UCS Manager GUI Configuration Guide, Release 2.0
OL-25712-04 183