How to turn off the alert LED and buzzer on FWA-6070/5070/6170

Situation: 

 An alarm condition will be triggered when any one of the event issues which includes chassis intrusion, fan speed, board voltage, etc. happens. The alarm condition means the amber LED and buzzer will be turned on.

Solution:

A.  ipmitool commands

Clear case intrusion register

# ipmitool raw 0x04 0x2a 0x08 0x80 0x01 0x00 0x01 0x00

# ipmitool mc reset cold

B. WebUI

    a. log in the BMC WebUI

    b. Menu bar on the left -> Alerts -> Event Filter Table -> Sensor Name -> CASE_INTRUSTION  -> uncheck "Enabled"