This object indicates the current status of CAC resource.
This object is 'thresholdExceed(2)' if the object
ccacSysRpCurReading has exceeded the value of
ccacSysRpHighThreshold and not yet fallen below the
value of ccacSysRpLowThreshold in ccacSysResPolicyTable.
It is 'thresholdWarn(3)' if the object ccacSysRpCurReading
has exceeded the value of ccacSysRpMedThreshold and not
yet greater than the value of ccacSysRpHighThreshold in
ccacSysResPolicyTable.
It is 'thresholdClear(1)' if the object ccacSysRpCurReading
has fallen below the value of ccacSysRpLowThreshold in
ccacSysResPolicyTable.