The utilization in percent or in absolute number of
a currently unavailable resource falls below this
value of the object, the action will be removed,
the resource will be marked as available and a trap
of threshold clear will be triggered if
ccacSysNotifyEnable is set to 'true'.
If ccacSysRpPercentOrAbsNum is unitPercent(1), the range
of this object is from 0 to 100 percent. If it is
unitAbsoluteNum(2), the range of this object is from
0 to 100000.
The value of this object has to be less than the value
of ccacSysRpMedThreshold.
A SNMP SET to this object will be ignored if
ccacSysRpUserTunable is set to 'false'.