1、National Standard of CanadaCAN/CSA-ISO/IEC 11574-01(ISO/IEC 11574:2000)International Standard ISO/IEC 11574:2000 (second edition, 2000-03-15), has been adopted withoutmodification as CSA Standard CAN/CSA-ISO/IEC 11574-01, which has been approved as a National Standardof Canada by the Standards Counc
2、il of Canada.ISBN 1-55324-293-9 February 2001The Canadian Standards Association, which The Standards Council of Canada is theoperates under the name CSA International coordinating body of the National Standards system, (CSA), under whose auspices this National Standard a federation of independent, a
3、utonomoushas been produced, was chartered in 1919 and organizations working towards the furtheraccredited by the Standards Council of Canada to the development and improvement of voluntaryNational Standards system in 1973. It is a not-for-profit, standardization in the national interest.nonstatutory
4、, voluntary membership association The principal objects of the Council are to foster engaged in standards development and certification and promote voluntary standardization as a means activities. of advancing the national economy, benefiting theCSA standards reflect a national consensus of health,
5、 safety, and welfare of the public, assisting producers and users including manufacturers, and protecting the consumer, facilitating domestic consumers, retailers, unions and professional and international trade, and furthering internationalorganizations, and governmental agencies. The cooperation i
6、n the field of standards.standards are used widely by industry and commerce A National Standard of Canada is a standard whichand often adopted by municipal, provincial, and federal has been approved by the Standards Council ofgovernments in their regulations, particularly in the Canada and one which
7、 reflects a reasonablefields of health, safety, building and construction, and agreement among the views of a number of capablethe environment. individuals whose collective interests provide to theIndividuals, companies, and associations across greatest practicable extent a balance ofCanada indicate
8、 their support for CSAs standards representation of producers, users, consumers, anddevelopment by volunteering their time and skills to others with relevant interests, as may be appropriateCSA Committee work and supporting the Associations to the subject in hand. It normally is a standardobjectives
9、 through sustaining memberships. The more which is capable of making a significant and timelythan 7000 committee volunteers and the 2000 contribution to the national interest.sustaining memberships together form CSAs total Approval of a standard as a National Standard ofmembership from which its Dir
10、ectors are chosen. Canada indicates that a standard conforms to theSustaining memberships represent a major source of criteria and procedures established by the Standardsincome for CSAs standards development activities. Council of Canada. Approval does not refer to theThe Association offers certific
11、ation and testing services technical content of the standard; this remains thein support of and as an extension to its standards continuing responsibility of the accrediteddevelopment activities. To ensure the integrity of its standards-development organization.certification process, the Association
12、 regularly and Those who have a need to apply standards arecontinually audits and inspects products that bear the encouraged to use National Standards of CanadaCSA Mark. whenever practicable. These standards are subject In addition to its head office and laboratory complex to periodic review; theref
13、ore, users are cautioned in Toronto, CSA has regional branch offices in major to obtain the latest edition from the organizationcentres across Canada and inspection and testing preparing the standard.agencies in eight countries. Since 1919, the Association The responsibility for approving National S
14、tandards has developed the necessary expertise to meet its of Canada rests with thecorporate mission: CSA is an independent service Standards Council of Canadaorganization whose mission is to provide an open and 270 Albert Street, Suite 200effective forum for activities facilitating the exchange of
15、Ottawa, Ontario, K1P 6N7goods and services through the use of standards, Canadacertification and related services to meet national andinternational needs.For further information on CSA services, write toCSA International178 Rexdale BoulevardToronto, Ontario, M9W 1R3CanadaAlthough the intended primar
16、y application of this Standard is stated in its Scope, it is importantto note that it remains the responsibility of the users to judge its suitability for their particular purpose.Registered trade-mark of Canadian Standards AssociationInformation technology Telecommunications and information exchang
17、e betweensystems Private Integrated Services Network Circuit-mode 64 kbit/s bearerCAN/CSA-ISO/IEC 11574-01 services Service description, functional capabilities and information flowsFebruary 2001 CSA/1CAN/CSA-ISO/IEC 11574-01Information technology Telecommunications andinformation exchange betweensy
18、stems Private IntegratedServices Network Circuit-mode64 kbit/s bearer services Servicedescription, functional capabilitiesand information flowsCSA PrefaceStandards development within the Information Technology sector is harmonized with internationalstandards development. Through the CSA Technical Co
19、mmittee on Information Technology (TCIT),Canadians serve as the Canadian Advisory Committee (CAC) on ISO/IEC Joint Technical Committee 1 onInformation Technology (ISO/IEC JTC1) for the Standards Council of Canada (SCC), the ISO memberbody for Canada and sponsor of the Canadian National Committee of
20、the IEC. Also, as a member of theInternational Telecommunication Union (ITU), Canada participates in the International Telegraph andTelephone Consultative Committee (ITU-T).This Standard supersedes CAN/CSA-ISO/IEC 11574-95 (adoption of ISO/IEC 11574:1990).This International Standard was reviewed by
21、the CSA TCIT under the jurisdiction of the StrategicSteering Committee on Information Technology and deemed acceptable for use in Canada. (Acommittee 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 wi
22、ll review these documents for approvaland publication. For a listing, refer to the CSA Information Products catalogue or CSA Info Update orcontact a CSA Sales representative. This Standard has been formally approved, without modification, bythese Committees and has been approved as a National Standa
23、rd of Canada by the Standards Council ofCanada.February 2001 CSA International 2001All rights reserved. No part of this publication may be reproduced in any form whatsoever without the prior permission ofthe publisher. ISO/IEC material is reprinted with permission. Inquiries regarding this National
24、Standard of Canada shouldbe addressed to CSA International, 178 Rexdale Boulevard, Toronto, Ontario, M9W 1R3.G2cG31G37G28G35G31G24G37G2cG32G31G24G2f G2cG36G32G12G2cG28G26G36G37G24G31G27G24G35G27 G14G14G14G18G1aG17G36G48G46G52G51G47 G48G47G4cG57G4cG52G51G15G13G13G13G10G13G16G10G14G18ISO/IEC 11574:200
25、0(E)PDF disclaimerThis PDF file may contain embedded typefaces. In accordance with Adobes licensing policy, this file may be printed or viewed but shall notbe edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading thisfile,
26、 parties accept therein the responsibility of not infringing Adobes licensing policy. The ISO Central Secretariat accepts no liability in thisarea.Adobe is a trademark of Adobe Systems Incorporated.Details of the software products used to create this PDF file can be found in the General Info relativ
27、e to the file; the PDF-creation parameterswere optimized for printing. Every care has been taken to ensure that the file is suitable for use by ISO member bodies. In the unlikely eventthat a problem relating to it is found, please inform the Central Secretariat at the address given below. ISO/IEC 20
28、00All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronicor mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISOs member bodyin the countr
29、y of the requester.ISO copyright officeCase postale 56 Gb7 CH-1211 Geneva 20Tel. + 41 22 749 01 11Fax + 41 22 734 10 79E-mail copyrightiso.chWeb www.iso.chii ISO/IEC 2000 All rights reservedISO/IEC 11574:2000(E) ISO/IEC 2000 All rights reserved iiiContents PageForeword viIntroduction viiSection 1: G
30、eneral 11 Scope 12 Normative references 13 Terms and definitions 24 Symbols and abbreviations 25 Provision of services by a PISN 35.1 Bearer services 35.2 Teleservices 35.3 Control and signalling 45.4 Interworking considerations 45.5 Service model 4Section 2: Service Description (stage 1 description
31、) 56 Circuit-mode 64 kbit/s unrestricted 8 kHz structured bearer service category 56.1 Definition 56.2 Description 56.3 Procedures 66.4 Network capability for charging 66.5 Interworking considerations 66.5.1 Interworking with a public ISDN and certain other digital networks 66.5.2 Interworking with
32、networks supporting only a restricted digital information transfer capability 66.5.3 Interworking with analogue networks 66.6 Static Description: Service Attributes 67 Circuit-mode 64 kbit/s 8 kHz structured bearer service category usable for speech information transfer 77.1 Definition 77.2 Descript
33、ion 77.3 Procedures 77.4 Network capability for charging 77.5 Interworking considerations 77.5.1 Interworking with a public ISDN and certain other digital networks 77.5.2 Interworking with analogue networks 77.5.3 Encoding law conversion 77.6 Static Description: Service Attributes 88 Circuit-mode 64
34、 kbit/s 8 kHz structured bearer service category usable for 3,1 kHz audio informationtransfer 88.1 Definition 88.2 Description 88.3 Procedures 98.4 Network capability for charging 98.5 Interworking considerations 98.5.1 Interworking with a public ISDN and certain other digital networks 98.5.2 Interw
35、orking with analogue networks 98.5.3 Encoding law conversion 9ISO/IEC 11574:2000(E)iv ISO/IEC 2000 All rights reserved8.6 Static Description: Service Attributes 99 Common procedures for services within a PISN 109.1 Provision of services 109.2 Normal procedures 109.2.1 Call establishment at the calli
36、ng PISN user 109.2.2 Call establishment at the called PISN user 119.2.3 Terminating the service (call release) 119.3 Exceptional procedures / unsuccessful outcome 1210 Interworking 1310.1 General Interworking considerations 1310.1.1 Incoming calls 1310.1.2 Outgoing calls 1310.1.3 PISN transit calls
37、1310.2 Interworking with public-ISDN 1310.2.1 Receipt of service request from a public ISDN 1310.2.2 Sending a service request to a public ISDN 1410.2.3 Receipt of a service response from public ISDN 1410.2.4 Sending service response to public ISDN 1411 Dynamic Description 14Section 3: Functional ca
38、pabilities and information flows (stage 2 description) 1812 Functional model 1812.1 Functional model description 1812.2 Description of the functional entities 1812.2.1 Call Control Agent functional entity 1812.2.2 Call Control functional entity 1913 Definition of information flows 2013.1 Conventions
39、 used within the description of information flows 2013.1.1 Convention for the description of mandatory or optional information 2013.1.2 Convention for the naming of information flows 2113.2 SETUP 2213.3 REPORT 2513.4 CHANNEL_ACKNOWLEDGE 2613.5 CHANNEL_CONNECT 2613.6 DISCONNECT 2613.7 RELEASE 2713.8
40、INFORMATION 2713.9 SETUP_REJECT 2713.10 PROCEEDING 2814 Information flow sequences 2814.1 Functional entity actions 2814.1.1 Originating CCA functional entity 2814.1.2 Originating CC functional entity 2914.1.3 Transit CC functional entity 3014.1.4 Destination CC functional entity 3114.1.5 Destinatio
41、n CCA functional entity 3214.1.6 Incoming gateway CC functional entity 3314.1.7 Outgoing gateway CC functional entity 34ISO/IEC 11574:2000(E) ISO/IEC 2000 All rights reserved v14.2 Normal call establishment 3614.3 Normal call establishment with digit-by-digit sending and automatic answer 3714.4 Unsu
42、ccessful calls with the provision of tones and announcements 3814.5 Unsuccessful calls without the provision of tones and announcements 3914.6 Incoming interworking with a non-ISDN 4014.7 Outgoing interworking with a non-ISDN 4114.8 Outgoing interworking with digit-by-digit sending 4214.9 Basic call
43、 clearing 4314.10 Incoming interworking with a public ISDN 4414.11 Outgoing interworking with a public ISDN 4515 SDL diagrams for functional entities 4615.1 Originating CCA functional entity SDL diagrams 4615.1.1 Originating CCA states used in SDL diagrams 4615.1.2 Originating CCA SDL diagrams 4715.
44、2 Originating CC functional entity SDL diagrams 5115.2.1 Originating CC states used in SDL diagrams 5115.2.2 Originating CC SDL diagrams 5215.3 Transit CC functional entity SDL diagrams 5915.3.1 Transit CC states used in SDL diagrams 5915.3.2 Transit CC SDL diagrams 6015.4 Destination CC functional
45、entity SDL diagrams 6515.4.1 Destination CC states used in SDL diagrams 6515.4.2 Destination CC SDL diagrams 6615.5 Destination CCA functional entity SDL diagrams 7315.5.1 Destination CCA states used in SDL diagrams 7315.5.2 Destination CCA SDL diagrams 7316 Allocation of functional entities to phys
46、ical entities 77Annex A (normative) Service attributes 78Annex B (normative) Teleservices 79Annex C (informative) Bibliography 81Annex D (informative) Errors in ISO/IEC 11574 1st edition 82ISO/IEC 11574:2000(E)vi ISO/IEC 2000 All rights reservedForewordISO (the International Organization for Standar
47、dization) and IEC (the International Electrotechnical Commission) form thespecialized system for worldwide standardization. National bodies that are members of ISO or IEC participate in thedevelopment of International Standards through technical committees established by the respective organization
48、to deal withparticular fields of technical activity. ISO and IEC technical committees collaborate in fields of mutual interest. Otherinternational organizations, governmental and non-governmental, in liaison with ISO and IEC, also take part in the work.International Standards are drafted in accordan
49、ce with the rules given in the ISO/IEC Directives, Part 3.In the field of information technology, ISO and IEC have established a joint technical committee, ISO/IEC JTC 1. DraftInternational Standards adopted by the joint technical committee are circulated to national bodies for voting. Publication as anInternational 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 International Standard may be the subject of patent rights.ISO and IEC shall
