Introduction to areas with usage of H.248 statistics H.248 statistics are defined and used for different purposes. They may be categorized into the following main areas: 1) Usage metering: Relates typically to the traffic volume on the application level; see@ e.g.@ clauses E.11 and E.12 of [ITU-T H.248.1] for basic support. 2) Reporting of QoS related metrics: See@ e.g.@ [ITU-T H.248.30]. 3) Recording of successful@ unsuccessful or specific policing actions: See@ e.g.@ [ITU-T H.248.43]. 4) Validation of network capacity allocations: Relates typically to the traffic volume on the lowest layer of transport capacity reservation@ e.g.@ could be layer 2@ 3 or other; dependent on the specific local descriptor and/or remote descriptor information.) Scope of H.248 statistics defined by this Recommendation The scope of this Recommendation is related to H.248 statistics defined@ in particular@ for measurements on an application data level. Served user instances for such statistics may be in the area of usage metering.