psfp-parameters comprises all of the parameters associated with
Per-Stream Filtering and Policing configuration.
stream-gate-control-entries
gate-control-entry
A GateControlEntry consists of an operation name, followed by three
mandatory parameters and one optional parameter associated with the
operation. The first parameter is a gateStatesValue; the second
parameter is an IPV value; the third parameter is a timeIntervalValue;
and the fourth parameter is an IntervalOctetMaxValue.
IntervalOctetMaxValue is optional.