Set the IPMI Fan Speeds to use Server in Office. set fan mode to "full" ipmitool raw 0x30 0x45 0x01 0x01 set fans in "system" zone to 37,5% ipmitool raw 0x30 0x70 0x66 0x00 0x24 set fans in "peripheral" zone to 25% ipmitool raw 0x30 0x70 0x66 0x01 0x16