### Dell Fan Control Commands
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# Hex to Decimal: http://www.hexadecimaldictionary.com/hexadecimal/0x1a/
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# print temps and fans rpms
ipmitool -I lanplus -H <iDRAC-IP> -U <iDRAC-USER> -P <iDRAC-PASSWORD> sensor reading "Ambient Temp" "FAN 1 RPM" "FAN 2 RPM" "FAN 3 RPM"
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# print fan info
ipmitool -I lanplus -H <iDRAC-IP> -U <iDRAC-USER> -P <iDRAC-PASSWORD> sdr get "FAN 1 RPM" "FAN 2 RPM" "FAN 3 RPM"
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# enable manual/static fan control
ipmitool -I lanplus -H <iDRAC-IP> -U <iDRAC-USER> -P <iDRAC-PASSWORD> raw 0x30 0x30 0x01 0x00
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# disable manual/static fan control
ipmitool -I lanplus -H <iDRAC-IP> -U <iDRAC-USER> -P <iDRAC-PASSWORD> raw 0x30 0x30 0x01 0x01
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# set fan speed to 0 rpm
ipmitool -I lanplus -H <iDRAC-IP> -U <iDRAC-USER> -P <iDRAC-PASSWORD> raw 0x30 0x30 0x02 0xff 0x00
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# set fan speed to 20 %
ipmitool -I lanplus -H <iDRAC-IP> -U <iDRAC-USER> -P <iDRAC-PASSWORD> raw 0x30 0x30 0x02 0xff 0x14
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# set fan speed to 30 %
ipmitool -I lanplus -H <iDRAC-IP> -U <iDRAC-USER> -P <iDRAC-PASSWORD> raw 0x30 0x30 0x02 0xff 0x1e
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# set fan speed to 100 %
ipmitool -I lanplus -H <iDRAC-IP> -U <iDRAC-USER> -P <iDRAC-PASSWORD> raw 0x30 0x30 0x02 0xff 0x64