1、Reference numberISO/IEC TR 14475:2001(E)ISO/IEC 2001Information technology Telecommunications and informationexchange between systems PrivateIntegrated Services Network Architecture and scenarios for PrivateIntegrated Services NetworkingTechnologies de linformation Tlcommunications et changedinforma
2、tion entre systmes Rseau priv intgration de services Architecture et scnarios pour rseau priv intgration de servicesNational Standard of CanadaCAN/CSA-ISO/IEC TR 14475:04(ISO/IEC TR 14475:2001)Technical Report ISO/IEC TR 14475:2001 (second edition, 2001-07-01) has been adopted withoutmodification (I
3、DT) as CSA Standard CAN/CSA-ISO/IEC TR 14475:04, which has been approved as aNational Standard of Canada by the Standards Council of Canada.ISBN 1-55397-326-7 January 2004The Canadian Standards Association (CSA), The Standards Council of Canada is theunder whose auspices this National Standard has b
4、een coordinating body of the National Standards system, produced, was chartered in 1919 and accredited by a federation of independent, autonomousthe Standards Council of Canada to the National organizations working towards the furtherStandards system in 1973. It is a not-for-profit, development and
5、improvement of voluntarynonstatutory, voluntary membership association standardization in the national interest.engaged in standards development and certification The principal objects of the Council are to foster activities. and promote voluntary standardization as a means CSA standards reflect a n
6、ational consensus of of advancing the national economy, benefiting theproducers and users including manufacturers, health, safety, and welfare of the public, assisting consumers, retailers, unions and professional and protecting the consumer, facilitating domestic organizations, and governmental age
7、ncies. The and international trade, and furthering internationalstandards are used widely by industry and commerce cooperation in the field of standards.and often adopted by municipal, provincial, and A National Standard of Canada is a standard whichfederal governments in their regulations, particul
8、arly in has been approved by the Standards Council ofthe fields of health, safety, building and construction, Canada and one which reflects a reasonableand the environment. agreement among the views of a number of capableIndividuals, companies, and associations across individuals whose collective in
9、terests provide to theCanada indicate their support for CSAs standards greatest practicable extent a balance ofdevelopment by volunteering their time and skills to representation of producers, users, consumers, andCSA Committee work and supporting the Associations others with relevant interests, as
10、may be appropriateobjectives through sustaining memberships. The more to the subject in hand. It normally is a standardthan 7000 committee volunteers and the 2000 which is capable of making a significant and timelysustaining memberships together form CSAs total contribution to the national interest.
11、membership from which its Directors are chosen. Approval of a standard as a National Standard ofSustaining memberships represent a major source of Canada indicates that a standard conforms to theincome for CSAs standards development activities. criteria and procedures established by the StandardsThe
12、 Association offers certification and testing Council of Canada. Approval does not refer to theservices in support of and as an extension to its technical content of the standard; this remains thestandards development activities. To ensure the continuing responsibility of the accreditedintegrity of
13、its certification process, the Association standards-development organization.regularly and continually audits and inspects products Those who have a need to apply standards arethat bear the CSA Mark. encouraged to use National Standards of CanadaIn addition to its head office and laboratory complex
14、 whenever practicable. These standards are subject in Toronto, CSA has regional branch offices in major to periodic review; therefore, users are cautioned centres across Canada and inspection and testing to obtain the latest edition from the organizationagencies in eight countries. Since 1919, the p
15、reparing the standard.Association has developed the necessary expertise to The responsibility for approving National Standards meet its corporate mission: CSA is an independent of Canada rests with theservice organization whose mission is to provide an Standards Council of Canadaopen and effective f
16、orum for activities facilitating the 270 Albert Street, Suite 200exchange of goods and services through the use of Ottawa, Ontario, K1P 6N7standards, certification and related services to meet Canadanational and international needs.For further information on CSA services, write toCanadian Standards
17、Association5060 Spectrum Way, Suite 100Mississauga, Ontario, L4W 5N6CanadaAlthough 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 its suitability for their particular purpose.Registered trade-m
18、ark of Canadian Standards AssociationCAN/CSA-ISO/IEC TR 14475:04 Integrated Services NetworkingInformation technology Telecommunications andinformation exchange between systems Private IntegratedServices Network Architecture and scenarios for PrivateJanuary 2004 Canadian Standards Association CSA/1C
19、AN/CSA-ISO/IEC TR 14475:04Information technology Telecommunications andinformation exchange betweensystems Private IntegratedServices Network Architecture andscenerios for Private IntegratedServices NetworkingCSA PrefaceStandards development within the Information Technology sector is harmonized wit
20、h internationalstandards 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 Information Technology (ISO/IEC JTC1) for the Standards Council of Canada (SCC), the ISO membe
21、rbody for Canada and sponsor of the Canadian National Committee of the IEC. Also, as a member of theInternational Telecommunication Union (ITU), Canada participates in the International Telegraph andTelephone Consultative Committee (ITU-T).This Technical Report was reviewed by the CSA TCIT under the
22、 jurisdiction of the Strategic SteeringCommittee on Information Technology and deemed acceptable for use in Canada. (A committeemembership list is available on request from the CSA Project Manager.) From time to time, ISO/IEC maypublish addenda, corrigenda, etc. The CSA TCIT will review these docume
23、nts for approval andpublication. For a listing, refer to the CSA Information Products catalogue or CSA Info Update or contacta CSA Sales representative. This Technical Report has been formally approved, without modification, bythe Technical Committee and has been approved as a National Standard of C
24、anada by the StandardsCouncil of Canada.January 2004 Canadian Standards Association 2004All 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. Where the words “this Technic
25、al Report” appear in the text,they should be interpreted as “this National Standard of Canada”. Inquiries regarding this National Standard of Canada should be addressed to Canadian Standards Association 5060 Spectrum Way, Suite 100, Mississauga, Ontario, Canada L4W 5N6 1-800-463-6727 416-747-4044www
26、.csa.caReference numberISO/IEC TR 14475:2001(E)ISO/IEC 2001TECHNICALREPORTISO/IECTR14475Second edition2001-07-01Information technology Telecommunications and informationexchange between systems PrivateIntegrated Services Network Architecture and scenarios for PrivateIntegrated Services NetworkingTec
27、hnologies de linformation Tlcommunications et changedinformation entre systmes Rseau priv intgration de services Architecture et scnarios pour rseau priv intgration de servicesISO/IEC TR 14475:2001(E)PDF disclaimerThis PDF file may contain embedded typefaces. In accordance with Adobes licensing poli
28、cy, 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, parties accept therein the responsibility of not infringing Adobes licensing policy. The ISO Central Se
29、cretariat 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 relative to the file; the PDF-creation parameterswere optimized for printing. Every care has been taken to ensu
30、re 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 2001All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or util
31、ized 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 country of the requester.ISO copyright officeCase postale 56 Gb7 CH-1211 Geneva 20Tel. + 41 22 749 01 11Fax +
32、41 22 749 09 47E-mail copyrightiso.chWeb www.iso.chii ISO/IEC 2001 All rights reservedISO/IEC TR 14475:2001(E) ISO/IEC 2001 All rights reserved iiiContents Page1 Scope 12 References 13 Terms and definitions 13.1 External Definitions 23.2 Special Definitions 24 Symbols and Abbreviations 45 Introducti
33、on 55.1 PINX Reference Configuration 55.2 Additional Descriptions 65.2.1 Inter-PINX Connection (IPC) 65.2.2 Inter-PINX Link (IPL) 65.2.3 Relationship between IPLs and IPCs 76 Details of the Functional Groupings as Relevant for ScenarioHandling 76.1 Mapping Unit (MP) 76.1.1 Physical Adaptation 86.1.2
34、 Mapping Matrix 86.2 Inter-PINX Connection Control (ICC) 96.2.1 IPC Control 96.2.2 IPL Control 96.3 Scenario Management 96.3.1 Link Resource Management 106.3.2 Mapping Management 106.3.3 IPC Management 106.4 Complete PINX Model 107 Configuration Variants 117.1 PINX with Multiple IPLs 117.2 More than
35、 One Type of IVN 127.3 Different Spread of IPCs among the Interfaces at the Two PINXs128 IPL Establishment and administration procedures 138.1 IPL Establishment using ScenSIG 138.1.1 Static Pre-Conditions 148.1.2 Establishment of a First IPC 148.1.3 IPL Initialisation Process 14ISO/IEC TR 14475:2001
36、(E)iv ISO/IEC 2001 All rights reserved8.1.4 Establishment of the DQ-Channel 158.1.5 Establishment of UQ-Channels 158.1.6 Channel Mapping 158.2 IPL Establishment Procedures without using ScenSIG 168.3 IPL Administration Procedures 169 Items for Future Standardisation 169.1 Mapping Function 179.1.1 Ph
37、ysical Adoption 179.1.2 Mapping Matrix 179.1.3 Static Pre-Conditions 179.2 ScenSIG 179.2.1 IPL Establishment and Administration Procedures 179.2.2 Bearer Modification Procedures 189.3 Bearer Conditioning 1810 Scenarios 1810.1 Scenarios: Dedicated Transmission Systems 1810.1.1 Scenario 1.1 - Unstruct
38、ured Transmission Link 1810.1.2 Scenario 1.2 - Structured Transmission Link 1910.2 Scenarios: Semi-Permanent IVN Connections 1910.2.1 Scenario 2.1 - Semi-permanent Circuit Switched 1910.2.2 Scenario 2.2 - Permanent Virtual Call 2010.3 Scenarios: On-Demand Public Network Connections 2110.3.1 Scenario
39、 3.1 - On-demand Circuit Switched 2110.3.2 Scenario 3.2 - ISDN Call with User-to-User Signalling 2110.3.3 Scenario 3.3 - On Demand Virtual Call 2210.4 Scenarios: Virtual Private Network 2310.4.1 Introduction 2310.4.2 Access Arrangements 2310.4.3 Scenario 4.1 -Transit PINX 2610.4.2 Scenario 4.2 -Cent
40、rex 2610.4.3 Scenario 4.3 -Gateway to another network 27AnnexesA - Attribute Values 28B - Scenario 4.4 - Relay Node 30ISO/IEC TR 14475:2001(E) ISO/IEC 2001 All rights reserved vForewordISO (the International Organization for Standardization) and IEC (the International Electrotechnical Commission)for
41、m the specialized system for worldwide standardization. National bodies that are members of ISO or IECparticipate in the development of International Standards through technical committees established by therespective organization to deal with particular fields of technical activity. ISO and IEC tec
42、hnical committeescollaborate in fields of mutual interest. Other international organizations, governmental and non-governmental, inliaison 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.The
43、main task of technical committees is to prepare International Standards, but in exceptional circumstances atechnical committee may propose the publication of a Technical Report of one of the following types:Gbe type 1, when the required support cannot be obtained for the publication of an Internatio
44、nal Standard, despiterepeated efforts;Gbe type 2, when the subject is still under technical development or where for any other reason there is the futurebut not immediate possibility of an agreement on an International Standard;Gbe type 3, when a technical committee has collected data of a different
45、 kind from that which is normally publishedas an International Standard (“state of the art”, for example).Technical Reports of types 1 and 2 are subject to review within three years of publication, to decide whether theycan be transformed into International Standards. Technical Reports of type 3 do
46、not necessarily have to bereviewed until the data they provide are considered to be no longer valid or useful.Technical Reports are drafted in accordance with the rules given in the ISO/IEC Directives, Part 3.Attention is drawn to the possibility that some of the elements of this Technical Report ma
47、y be the subject of patentrights. ISO and IEC shall not be held responsible for identifying any or all such patent rights.ISO/IEC TR 14475, which is a Technical Report of type 3, was prepared by Joint Technical CommitteeISO/IEC JTC 1, Information technology, Subcommitee SC 6, Telecommunications and
48、information exchangebetween systems.This second edition cancels and replaces the first edition (ISO/IEC TR 14475:1996), which has been technicallyrevised.TECHNICAL REPORT ISO/IEC TR 14475:2001(E) ISO/IEC 2001 All rights reserved 1Information technology Telecommunications andinformation exchange betw
49、een systems PrivateIntegrated Services Network Architecture and scenariosfor Private Integrated Services Networking1 ScopeA Private Integrated Service Network (PISN) is a network comprising either one PINX or more thanone PINX interconnected by Inter-PINX connections. This Technical Report is concerned with inter-PINX connections (IPC) that are provided by Intervening Networks (IVN), and the way in which theseare handled by PINXs to provide a platform for inter-PINX communication. Dif
