Indicates a policer name. The value of this object either
matches the value of caqFlowPolicerName object of an active
entry in caqFlowPolicerTable or has an empty string value.
The ACE uses this object to link to a policer flow entry.
If there is no aggregate policer defined for the ACE pointed
to this entry, this object should be an empty string. If the
aggregate(1) bit of caqFlowPolicingCpb object is turned off,
this object should also be an an empty string. Otherwise
it should match the value of caqFlowPolicerName of an entry in
the caqFlowPolicerTable which has its RowStatus value to be
active(1) and the type of the policer should be aggregate(2).