1、Reference numberISO/IEC 11574:2000(E)ISO/IEC 2000INTERNATIONALSTANDARDISO/IEC11574Second edition2000-03-15Information technology Telecommunications and informationexchange between systems PrivateIntegrated Services Network Circuit-mode 64 kbit/s bearer services Service description,functionalcapabili
2、ties and information flowsTechnologies de linformation Tlcommunications et changedinformation entre systmes Rseau priv intgration deservices Services porteurs sur 64 kbit/s en mode circuit Description du service,aptitudes fonctionnelles et flux dinformationsISO/IEC 11574:2000(E)PDF disclaimerThis PD
3、F 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,parties accept therein the r
4、esponsibility 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 relative to the file;the PDF-creation
5、 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 2000All rights reserved.Unless otherw
6、ise 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 country of the requester.ISO copyright officeC
7、ase postale 56?CH-1211 Geneva 20Tel.+41 22 749 01 11Fax+41 22 734 10 79E-mail copyrightiso.chWeb www.iso.chPrinted in Switzerlandii ISO/IEC 2000 All rights reservedISO/IEC 11574:2000(E)ISO/IEC 2000 All rights reservediiiContentsPageForewordviIntroductionviiSection 1:General11Scope12Normative referen
8、ces13Terms and definitions24Symbols and abbreviations25Provision of services by a PISN35.1Bearer services35.2Teleservices35.3Control and signalling45.4Interworking considerations45.5Service model4Section 2:Service Description(stage 1 description)56Circuit-mode 64 kbit/s unrestricted 8 kHz structured
9、 bearer service category56.1Definition56.2Description56.3Procedures66.4Network capability for charging66.5Interworking considerations66.5.1Interworking with a public ISDN and certain other digital networks66.5.2Interworking with networks supporting only a restricted digital information transfer capa
10、bility66.5.3Interworking with analogue networks66.6Static Description:Service Attributes67Circuit-mode 64 kbit/s 8 kHz structured bearer service category usable for speech information transfer77.1Definition77.2Description77.3Procedures77.4Network capability for charging77.5Interworking consideration
11、s77.5.1Interworking with a public ISDN and certain other digital networks77.5.2Interworking with analogue networks77.5.3Encoding law conversion77.6Static Description:Service Attributes88Circuit-mode 64 kbit/s 8 kHz structured bearer service category usable for 3,1 kHz audio informationtransfer88.1De
12、finition88.2Description88.3Procedures98.4Network capability for charging98.5Interworking considerations98.5.1Interworking with a public ISDN and certain other digital networks98.5.2Interworking with analogue networks98.5.3Encoding law conversion9ISO/IEC 11574:2000(E)iv ISO/IEC 2000 All rights reserv
13、ed8.6Static Description:Service Attributes99Common procedures for services within a PISN109.1Provision of services109.2Normal procedures109.2.1Call establishment at the calling PISN user109.2.2Call establishment at the called PISN user119.2.3Terminating the service(call release)119.3Exceptional proc
14、edures/unsuccessful outcome1210Interworking1310.1General Interworking considerations1310.1.1Incoming calls1310.1.2Outgoing calls1310.1.3PISN transit calls1310.2Interworking with public-ISDN1310.2.1Receipt of service request from a public ISDN1310.2.2Sending a service request to a public ISDN1410.2.3
15、Receipt of a service response from public ISDN1410.2.4Sending service response to public ISDN1411Dynamic Description14Section 3:Functional capabilities and information flows(stage 2 description)1812Functional model1812.1Functional model description1812.2Description of the functional entities1812.2.1
16、Call Control Agent functional entity1812.2.2Call Control functional entity1913Definition of information flows2013.1Conventions used within the description of information flows2013.1.1Convention for the description of mandatory or optional information2013.1.2Convention for the naming of information flows2113.2SETUP2213.3REPORT2513.4CHANNEL_ACKNOWLEDGE2613.5CHANNEL_CONNECT2613.6DISCONNECT2613.7RELEASE2713.8INFORMATION2713.9SETUP_REJECT2713.10PROCEEDING2814Information flow sequences2814.1Functional
