1、 Reference numberISO/IEC 15051:2003(E)ISO/IEC 2003Information technology Telecommunications and information exchange between systems Private Integrated Services Network Specification, functional model and information flows Recall supplementary service Technologies de linformation Tlcommunications et
2、 change dinformation entre systmes Rseau priv intgration de services Spcification, modle fonctionnel et flux dinformations Service supplmentaire de rappel National Standard of CanadaCAN/CSA-ISO/IEC 15051:04(ISO/IEC 15051:2003)International Standard ISO/IEC 15051:2003 (second edition, 2003-04-01) has
3、 been adopted withoutmodification (IDT) as CSA Standard CAN/CSA-ISO/IEC 15051:04, which has been approved as a NationalStandard of Canada by the Standards Council of Canada.ISBN 1-55397-787-4 December 2004The Canadian Standards Association (CSA), under whose auspices this National Standard has been
4、produced, was chartered in 1919 and accredited by the Standards Council of Canada to the National Standards system in 1973. It is a not-for-profit, nonstatutory, voluntary membership association engaged in standards development and certification activities. CSA standards reflect a national consensus
5、 of producers and users including manufacturers, consumers, retailers, unions and professional organizations, and governmental agencies. The standards are used widely by industry and commerce and often adopted by municipal, provincial, and federal governments in their regulations, particularly in th
6、e fields of health, safety, building and construction, and the environment. Individuals, companies, and associations across Canada indicate their support for CSAs standards development by volunteering their time and skills to CSA Committee work and supporting the Associations objectives through sust
7、aining memberships. The more than 7000 committee volunteers and the 2000 sustaining memberships together form CSAs total membership from which its Directors are chosen. Sustaining memberships represent a major source of income for CSAs standards development activities. The Association offers certifi
8、cation and testing services in support of and as an extension to its standards development activities. To ensure the integrity of its certification process, the Association regularly and continually audits and inspects products that bear the CSA Mark. In addition to its head office and laboratory co
9、mplex in Toronto, CSA has regional branch offices in major centres across Canada and inspection and testing agencies in eight countries. Since 1919, the Association has developed the necessary expertise to meet its corporate mission: CSA is an independent service organization whose mission is to pro
10、vide an open and effective forum for activities facilitating the exchange of goods and services through the use of standards, certification and related services to meet national and international needs.For further information on CSA services, write toCanadian Standards Association5060 Spectrum Way,
11、Suite 100Mississauga, Ontario, L4W 5N6CanadaThe Standards Council of Canada is the coordinating body of the National Standards system, a federation of independent, autonomous organizations working towards the further development and improvement of voluntary standardization in the national interest.
12、The principal objects of the Council are to foster and promote voluntary standardization as a means of advancing the national economy, benefiting the health, safety, and welfare of the public, assisting and protecting the consumer, facilitating domestic and international trade, and furthering intern
13、ational cooperation in the field of standards. A National Standard of Canada is a standard which has been approved by the Standards Council of Canada and one which reflects a reasonable agreement among the views of a number of capable individuals whose collective interests provide to the greatest pr
14、acticable extent a balance of representation of producers, users, consumers, and others with relevant interests, as may be appropriate to the subject in hand. It normally is a standard which is capable of making a significant and timely contribution to the national interest. Approval of a standard a
15、s a National Standard of Canada indicates that a standard conforms to the criteria and procedures established by the Standards Council of Canada. Approval does not refer to the technical content of the standard; this remains the continuing responsibility of the accredited standards development organ
16、ization. Those who have a need to apply standards are encouraged to use National Standards of Canada whenever practicable. These standards are subject to periodic review; therefore, users are cautioned to obtain the latest edition from the organization preparing the standard.The responsibility for a
17、pproving National Standards of Canada rests with theStandards Council of Canada270 Albert Street, Suite 200Ottawa, Ontario, K1P 6N7CanadaAlthough the intended primary application of this Standard is stated in its Scope, it is importantto note that it remains the responsibility of the users to judge
18、its suitability for their particular purpose.Registered trade-mark of Canadian Standards AssociationCAN/CSA-ISO/IEC 15051:04Information technology Telecommunications and information exchangebetween systems Private Integrated Services Network Specification,functional model and information flows Recal
19、l supplementary serviceDecember 2004 Canadian Standards Association CSA/1CAN/CSA-ISO/IEC 15051:04Information technology Telecommunications and information exchange between systems Private Integrated Services Network Specification, functional model and information flows Recall supplementary serviceCS
20、A PrefaceStandards development within the Information Technology sector is harmonized with international standards development. Through the CSA Technical Committee on Information Technology (TCIT), Canadians serve as the Canadian Advisory Committee (CAC) on ISO/IEC Joint Technical Committee 1 on Inf
21、ormation Technology (ISO/IEC JTC1) for the Standards Council of Canada (SCC), the ISO member body for Canada and sponsor of the Canadian National Committee of the IEC. Also, as a member of the International Telecommunication Union (ITU), Canada participates in the International Telegraph and Telepho
22、ne Consultative Committee (ITU-T).This Standard supersedes CAN/CSA-ISO/IEC 15051:01 (adoption of ISO/IEC 15051:1997).This International Standard was reviewed by the CSA TCIT under the jurisdiction of the Strategic Steering Committee on Information Technology and deemed acceptable for use in Canada.
23、(A committee membership list is available on request from the CSA Project Manager.) From time to time, ISO/IEC may publish addenda, corrigenda, etc. The CSA TCIT will review these documents for approval and publication. For a listing, refer to the CSA Information Products catalogue or CSA Info Updat
24、e or contact a CSA Sales representative. This Standard has been formally approved as a National Standard of Canada by the Standards Council of Canada.December 2004 Canadian Standards Association 2004All rights reserved. No part of this publication may be reproduced in any form whatsoever without the
25、 prior permission ofthe publisher. ISO/IEC material is reprinted with permission. Where the words “this International Standard” appear in the text, they should be interpreted as “this National Standard of Canada”.Inquiries regarding this National Standard of Canada should be addressed toCanadian Sta
26、ndards Association5060 Spectrum Way, Suite 100, Mississauga, Ontario, Canada L4W 5N61-800-463-6727 416-747-4044www.csa.caReference numberISO/IEC 15051:2003(E)ISO/IEC 2003INTERNATIONAL STANDARD ISO/IEC15051Second edition2003-04-01Information technology Telecommunications and information exchange betw
27、een systems Private Integrated Services Network Specification, functional model and information flows Recall supplementary service Technologies de linformation Tlcommunications et change dinformation entre systmes Rseau priv intgration de services Spcification, modle fonctionnel et flux dinformation
28、s Service supplmentaire de rappel ISO/IEC 15051:2003(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobes licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the com
29、puter performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobes licensing policy. The ISO Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to cre
30、ate this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by ISO member bodies. In the unlikely event that a problem relating to it is found, please inform th
31、e Central Secretariat at the address given below. ISO/IEC 2003 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from ei
32、ther ISO at the address below or ISOs member body in the country of the requester. ISO copyright office Case postale 56 CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyrightiso.org Web www.iso.org ii ISO/IEC 2003 All rights reservedISO/IEC 15051:2003(E) ISO/IEC 2003 All rig
33、hts reserved iiiContentsForeword vIntroduction vi1 Scope 12 Conformance 13 Normative references 14 Terms and definitions 14.1 External definitions 14.2 Other definitions 24.2.1 Busy 24.2.2 Call, basic call 24.2.3 Recall busy 24.2.4 Recall busy timer 24.2.5 Recall no answer 34.2.6 Recall no answer ti
34、mer 34.2.7 Served user 34.2.8 Waiting at busy user 35 List of acronyms 36 SS-RE stage 1 specification 36.1 Description 36.1.1 General description 36.1.2 Qualifications on applicability to telecommunication services 36.2 Procedures 46.2.1 Provision/withdrawal 46.2.2 Normal procedures 46.2.3 Exception
35、al procedures 46.3 Interactions with other supplementary services and ANFs 46.3.1 Calling line identification presentation (SS-CLIP) 56.3.2 Connected line identification presentation (SS-COLP) 56.3.3 Calling/connected line identification restriction (SS-CLIR) 56.3.4 Calling name identification prese
36、ntation (SS-CNIP) 56.3.5 Connected name identification presentation (SS-CONP) 56.3.6 Calling/connected name identification restriction (SS-CNIR) 56.3.7 Call forwarding unconditional (SS-CFU) and Call deflection immediate (SS-CDI) 56.3.8 Call forwarding busy (SS-CFB) 56.3.9 Call forwarding no reply (
37、SS-CFNR) and Call deflection from alerting (SS-CDA) 56.3.10 Do-not-disturb (SS-DND) 56.3.11 Do-not-disturb override (SS-DNDO) 56.3.12 Call completion to busy subscriber (SS-CCBS) 56.3.13 Call completion on no reply (SS-CCNR) 56.3.14 Call offer (SS-CO) 56.3.15 Call transfer (SS-CT) 56.3.16 Path repla
38、cement (ANF-PR) 66.3.17 Call intrusion (SS-CI) 66.3.18 Advice of charge (SS-AOC) 6ISO/IEC 15051:2003(E)iv ISO/IEC 2003 All rights reserved6.3.19 Call interception (ANF-CINT) 66.4 Interworking considerations 66.5 Overall SDL 67 SS-RE stage 2 specification 87.1 Functional model 87.1.1 Functional model
39、 description 87.1.2 Description of functional entities 87.1.3 Relationship of functional model to basic call functional model 87.2 Information flows 97.2.1 Definition of information flows 97.2.2 Relationship of information flows to Basic Call information flows 97.2.3 Example of information flow sequ
40、ences 107.3 Functional entity actions 107.3.1 Functional entity actions of FE1 107.3.2 Functional entity actions of FE2 107.3.3 Functional entity actions of FE3 107.3.4 Functional entity actions of FE4 117.4 Functional entity behaviour 117.4.1 Behaviour of FE1 117.4.2 Behaviour of FE2 117.4.3 Behavi
41、our of FE3 137.4.4 Behaviour of FE4 137.5 Allocation of functional entities to physical equipment 14ISO/IEC 15051:2003(E) ISO/IEC 2003 All rights reserved vForewordISO (the International Organization for Standardization) and IEC (the International Electrotechnical Commission) form the specialized sy
42、stem for worldwide standardization. National bodies that are members of ISO or IEC participate in the development of International Standards through technical committees established by the respective organization to deal with particular fields of technical activity. ISO and IEC technical committees
43、collaborate in fields of mutual interest. Other international organizations, governmental and non-governmental, in liaison with ISO and IEC, also take part in the work. In the field of information technology, ISO and IEC have established a joint technical committee, ISO/IEC JTC 1. International Stan
44、dards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2. The main task of the joint technical committee is to prepare International Standards. Draft International Standards adopted by the joint technical committee are circulated to national bodies for voting. Publicati
45、on as an International Standard requires approval by at least 75 % of the national bodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO and IEC shall not be held responsible for identifying any or all such pa
46、tent rights. ISO/IEC 15051 was prepared by ECMA (as ECMA-213) and was adopted, under a special “fast-track procedure”, by Joint Technical Committee ISO/IEC JTC 1, Information technology, in parallel with its approval by national bodies of ISO and IEC. This second edition cancels and replaces the fir
47、st edition (ISO/IEC 15051:1997), which has been technically revised. ISO/IEC 15051:2003(E)vi ISO/IEC 2003 All rights reservedIntroductionThis International Standard is one of a series of Standards defining services and signalling protocols applicable to PrivateIntegrated Services Networks (PISNs). T
48、he series uses ISDN concepts as developed by ITU-T and conforms to the frameworkof International Standards for Open Systems Interconnection as defined by ISO/IEC.This International Standard specifies the Recall supplementary service.This International Standard is based upon the practical experience
49、of ECMA member companies and the results of their activeand continuous participation in the work of ISO/IEC JTC 1, ITU-T, ETSI and other international and national standardizationbodies. It represents a pragmatic and widely based consensus. ISO/IEC 2003 All rights reserved 11ScopeThis International Standard specifies supplementary service Recall (SS-RE), which is applicable to various basic servicessupported by Private Integrated Services Networks (PISN). Basic
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