1、INTERNATIONAL TELECOMMUNICATION UNION)45G134 $ TELECOMMUNICATIONSTANDARDIZATION SECTOROF ITU%.%2!,G0G04!2)b) names and addresses of senders and intended recipients must be made known to all Administrations, eachone of which shall decide, in respect of recipients in its own territory, whether or not
2、to permit participation. Anyalterations should also be notified promptly;c) the Administrations concerned shall take all practicable steps to ensure that communications shall only beused by authorized recipients and that the provisions of the Convention as regards secrecy of telecommunications areob
3、served;d) transmissions shall be at fixed times and, in the case of spoken messages, in pre-arranged languages;e) such other conditions as may be required by national law.4 Where the lease of a transmitter in one country and a receiver in another country is required to provide aunidirectional circui
4、t, or even where a multi-destination service is envisaged, Administrations concerned, althoughretaining the right to determine the charges for equipement leased in their own country may nevertheless, if they thinkit desirable, consult with each other in order to ensure that overall charges do not prejudice public service tariff scales.Reference1 CCITT Recommendation Operation of intercontinental telephone services (initial system), White Book,Vol. II-A, Rec. E.142, Section H, ITU, Geneva, 1969._1)Formerly a part of the Recommendation cited in 1.