Following are the values for the Firmware Auto Sync Server policy: User Acknowledge - Firmware on the server is not synchronized until the administrator acknowledges the upgrade in the Pending Activities dialog box. No Action - No firmware upgrade is initiated on the server. 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_01111.pdf