This attribute is HISTORICAL. Please refer to the attribute of the
same name in the group AtmTmOper.
This attribute indicates value of best effort parameter in the ATM
Traffic Descriptor Information Element.
The value indicated implies that the quality of service for this
connection is not guaranteed.
The value notIndicated implies that the quality of service for this
connection is guaranteed.
A value of notApplicable is displayed in the case of nailed-up PVCs
for which this attribute has no significance.