3 17 2.4 Service telecommunication: A telecommunication that relates to public international telecommunications and that is exchanged among the following: – Member States; – authorized operating agencies; and – the Chairman of the Council, the Secretary-General, the Deputy Secretary-General, the Directors of the Bureaux, the members of the Radio Regulations Board, and other representatives or authorized officials of the Union, including those working on official matters outside the seat of the Union. 21 2.5 International route: Technical facilities and installations located in different countries and used for telecommunication traffic between two international telecommunication terminal exchanges or offices. 22 2.6 Relation: Exchange of traffic between two terminal countries, always referring to a specific service, if there is between their authorized operating agencies: 23 a) a means for the exchange of traffic in that specific service: – over direct circuits (direct relation), or – via a point of transit in a third country (indirect relation), and 24 b) normally, the settlement of accounts. 25 2.7 Accounting rate: The rate agreed between authorized operating agencies, in a given relation that is used for the establishment of international accounts. 26 2.8 Collection charge: The charge established and collected by an authorized operating agency from its customers for the use of an international telecommunication service. ARTICLE 3 International network 28 3.1 Member States shall endeavour to ensure that authorized operating agencies cooperate in the establishment, operation and maintenance of the international network to provide a satisfactory quality of service. 29 3.2 Member States shall endeavour to ensure the provision of sufficient telecommunication facilities to meet the demand for international telecommunication services.