Install Infrastructure Firmware - Uses the Cisco UCS Infrastructure Software Bundle to upgrade the infrastructure components, such as the fabric interconnects, the I/O modules, and Cisco UCS Manager. https://www.cisco.com/c/en/us/td/docs/unified_computing/ucs/sw/firmware-mgmt/gui/2- 2/b_GUI_Firmware_Management_22/b_GUI_Firmware_Management_22_chapter_0101.html