ISO/IEC INTERNATIONAL STANDARD 21990 First edition 2002-07-15 Information technology - Telecommunications and information exchange between systems Private Integrated Services Network Inter-exchange signalling protocol - Short message service Technologies de Il'information Télécommunications et échange d'information entre systemes-Reseaux privés avec integration de services-Protocole de signalisation entre commutateurs-Service de messagecourt Reference number ISO/IEC 21990:2002(E) IEC @ISO/IEC2002 THS unde Not for Resale ISO/IEC 21990:2002(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's 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 computer performing the editing. In downloading this area. 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 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 ?ISO/IEC2002 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic 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 [email protected] Web www.iso.ch Printed in Switzerland @ ISO/IEC 2002 - All rights reserved itted without license from IHS Not for Resale ISO/IEC 21990:2002(E) Contents Foreword V Introduction vi 1 Scope 1 2 Conformance 1 3 Normative references 1 4 Definitions 2 4.1 External definitions 2 4.2 Other definitions 3 4.2.1 Receiving User Case 3 4.2.2 Receiving User PINX 3 4.2.3 Sending User PINX 3 4.2.4 Sending User Message Centre 3 4.2.5 Short Message Entity 3 4.2.6 Receiving User Message Centre 3 5 Acronyms 3 6 Signalling Protocol for the support of SMS 3 6.1 SMS description 6.2 SMS operational requirements 4 6.2.1 Provision/Withdrawal 4 6.2.2 Requirements on a Sending User PINX 4 6.2.3 Requirements on a Sending User Message Centre 4 6.2.4 Requirements on a Service Centre 4 6.2.5 Requirements on a Receiving User PINX 4 6.2.6 Requirements on a Receiving User Message Centre 4 6.3 SMS coding requirements 5 6.3.1 Operations 5 6.3.2 Information Elements 11 6.3.3 Messages 11 6.4 SMS State definitions 11 6.4.1 States at the Sending User PINX and at the Sending User Message Centre 11 6.4.2 States at a Service Centre 12 6.4.3 States at a Receiving User PINX 12 6.4.4 States at a Receiving User Message Centre 12 6.5 SMS signalling procedures 13 6.5.1 Actions at a Sending User PINX/ Sending User Message Centre 13 6.5.2 Actions at a Sending User Message Centre 15 6.5.3 Actions at a Service Centre 15 6.5.4 Actions at a Receiving User PINX 18 6.5.5 Actions at a Receiving User Message Centre 19 6.6 SMS impact on interworking with public ISDNs 21 6.7 SMS impact on interworking with non-ISDNs 21 6.8 Protocol Interactions between SMS and supplementary services and ANFs 21 6.8.1 Calling Line Identification Presentation (SS-CLIP) 21 6.8.2 Connected Line Identification Presentation (SS-COLP) 21 6.8.3 Calling/ Connected Line Identification Restriction (SS-CLIR) 21 6.8.4 Calling Name Identification Presentation (SS-CNIP) 21 6.8.5 Calling/ Connected Name Identification Restriction (SS-CNIR) 21 andadahred ili nse from IHS Not for Resale