I NTERNATIONAL T ELECOMMUNICATION U NION Telecommunication Standardization Bureau Geneva, 20 December 1999 Ref: TSB Circular 237 COM 3/ST - To the Administrations of Member States of the Union Tel: Fax: +41 22 730 5989 +41 22 730 5853 Copy: - To ITU-T Sector Members; - To the Chairperson and Vice-Chairpersons of Study Group 3; - To the Director of the Telecommunication Development Bureau; - To the Director of the Radiocommunication Bureau Subject: Approval of 4 revised or new ITU-T Recommendations Dear Sir/Madam, 1 Further to TSB Circular 211 of 25 August 1999, I hereby inform you that 55 Member States participating in the last meeting of Study Group 3, approved the text of 4 draft revised or new ITU-T Recommendations during its Plenary session held on 17 December 1999. 2 Annex 1 gives you the titles of the approved texts of these revised or new ITU-T Recommendations. 3 Please note that the draft revised Recommendation D.140 has not been approved and that Study Group 3 has decided to submit this draft to the next World Telecommunication Standardization Assembly, according to section 8.2.2 of Resolution No.1 of the WTSC (Geneva, 1996). 4 The texts of these approved Recommendations will be published by the ITU as soon as possible. Yours faithfully, H. Zhao Director of the Telecommunication Standardization Bureau Annex: 1 Place des Nations CH-1211 Geneva 20 Switzerland Telephone +41 22 730 51 11 Telefax Gr3: +41 22 733 72 56 Gr4: +41 22 730 65 00 Telex 421 000 uit ch Telegram ITU GENEVE Internet: itumail@itu.int X.400 S=itumail; P=itu A=400net; C=ch -2- ANNEX 1 (to TSB Circular 237) Titles of the revised and new ITU-T Recommendations approved at the meeting of Study Group 3 (Geneva, 17 December 1999) 1 Revised Recommendation D.180 Occasional provision of circuits for international sound- and television - programme transmissions 2 Revised Recommendation D.400R Accounting rate applicable to direct traffic relations in voice telephony among countries of Latin America and the Caribbean 3 New Recommendation D.96 Charging, billing, accounting and settlement principles for Global Mobile Personal Communications by Satellite (GMPCS) for the international telephone service 4 New Recommendation D.224 Charging and accounting principles for ATM/B-ISDN __________________ D:\612868484.DOC 31.05.16 31.05.16