The aim of traffk measurements is to provide data that can be used by an Administration for planning, engineering and managing its network. The resulting measured data can be used to support various activities as stated in Recommendation E.502.
ITU-T E.502 Traffic Measurement Requirements for Digital Telecommunication Exchanges Series E: Overall Network Operation Telephone Service Service Operation and Human Factors Traffic Engineering - Measurement and Recording of Traffic Study Group 2*, 2001-02-01 Update