ITU-T D 178-1993 Monthly Accounts for Semi-Automatic Telephone Calls (Ordinary and Urgent Calls with or without Special Facilities) - Charging and Accounting in International Telecge .pdf
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1、ITU-T RECMN*D.178 73 4862573 0583109 573 I NTE RN AT1 ON AL TELECOM M U N I CATI ON U N I ON ITU-T TELECOMMUNICATION STANDARDIZATION SECTOR OF ITU D.178 (03/93) CHARGING AND ACCOUNTING IN INTERNATIONAL TELECOMMUNICATION SERVICES DRAWING UP AND EXCHANGE OF INTERNATIONAL TELEPHONE AND TELEX ACCOUNTS M
2、ONTHLY ACCOUNTS FOR SEMI- AUTOMATIC TELEPHONE CALLS (ORDINARY AND URGENT CALLS, WITH OR WITHOUT SPECIAL FACILITIES) ITU-T Recommendation D.178 (Previously “CCITT Recommendation”) FOREWORD The ITU Telecommunication Standardization Sector (ITU-T) is a permanent organ of the International Telecom- muni
3、cation Union. The ITU-T is responsible for studying technical, operating and tariff questions and issuing Recommendations on them with a view to standardizing telecommunications on a worldwide basis. The World Telecommunication Standardization Conference (WTSC), which meets every four years, establi
4、shed the topics for study by the ITU-T Study Groups which, in their turn, produce Recommendations on these topics. ITU-T Recommendation D.178 was revised by the ITU-T Study Group III (1988-1993) and was approved by the WTSC (Helsinki, March 1-12, 1993). NOTES 1 As a consequence of a reform process w
5、ithin the International Telecommunication Union (ITU), the CCIlT ceased to exist as of 28 February 1993. In its place, the ITU Telecommunication Standardization Sector (ITU-T) was created as of 1 March 1993. Similarly, in this reform process, the CCIR and the IFRB have been replaced by the Radiocomm
6、unication Sector. In order not to delay publication of this Recommendation, no change has been made in the text to references containing the acronyms “CCITT, CCIR or IFRB” or their associated entities such as Plenary Assembly, Secretariat, etc. Future editions of this Recommendation will contain the
7、 proper terminology related to the new ITU structure. 2 telecommunication administration and a recognized operating agency. In this Recommendation, the expression “Administration” is used for conciseness to indicate both a O ITU 1994 All rights reserved. No part of this publication may be reproduced
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