ISO/IEC INTERNATIONAL STANDARD 10021-7 Third edition 2003-12-15 Information technology Message Handling Systems (MHs): Interpersonal messaging system Technologies de I'information - Systemes de messagerie (MHS): Systeme de messagerie de personne a personne Reference number ISO/IEC 10021-7:2003(E) IEC Tso ?ISO/IEC2003 SO/EC10021-7:2003(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 file, parties accept therein the respons bility of not infringing Adobe's 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 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 that a problem relating to it is found, please inform the Central Secretariat at the address given below. ISO/IEC2003 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, ISO's 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 [email protected] Web www.iso.org Published in Switzerland ii @ISO/IEC 2003-Allrights reserved ISO/IEC 10021-7:2003(E) CONTENTS Page SECTION 1 INTRODUCTION 1 1 Scope.. 2 2.1 Open Systems Interconnection. 2.2 Message Handling Systems.. 2.3 Directory Systems .. 2 2.4 Language Code .. 2 2.5 Character Sets . 2.6 Telematic Services 2.7 File Transfer. 3 2.8 Open Document Architecture.. 3 2.9 Digital Encoding of Sound.. 3 2.10 Cryptography 3 3 Definitions 3 4 Abbreviations 3 5 Conventions.. 3 5.1 ASN.1 4 5.2 Grade.... 4 5.3 Terms. 5.4 Conventions for attribute-types used in Table 5.. 5 5.5 Interpretation of UTC Time values 5 SECTION 2 - ABSTRACT INFORMATION OBJECTS 5 6 Overview 5 7 Interpersonal Messages . 6 7.1 Heading Field Component Types 6 7.1.1 IPM Identifier.. 7 7.1.2 Recipient Specifier. 7.1.3 OR-Descriptor.... 8 7.1.4 IPMSExtension 7.2 Heading Fields.. 9 7.2.1 This IPM 9 7.2.2 Originator.. 7.2.3 Authorizing Users 9 7.2.4 Primary Recipients ... 9 7.2.5 Copy Recipients .. 9 7.2.6 Blind Copy Recipients 10 7.2.7 Replied-to IPM 10 7.2.8 Obsoleted IPMs. 10 7.2.9 Related IPMs 10 7.2.10 Subject 11 7.2.11 Expiry Time 11 7.2.12 Reply Time 11 7.2.13 Reply Recipients . 11 7.2.14 11 7.2.15 Sensitivity 11 7.2.16 Auto-forwarded... 12 7.2.17 Extensions. 12 7.3 Body Parts.... 12 7.3.1 Extended Body Part 13 7.3.2 14 7.4 Standard Body Part Types.. 15 7.4.1 15 7.4.2 G3 Facsimile 15 7.4.3 G4 Class 1 16 7.4.4 Teletex.. 16 @ISO/IEC2003-Allrightsreserved ili ISO/IEC 10021-7:2003(E) Page 7.4.5 Videotex.... 17 7.4.6 Encrypted 17 7.4.7 Message 18 7.4.8 Mixed-mode. 18 7.4.9 Bilaterally Defined 19 7.4.10 Nationally Defined. 19 7.4.11 General Text 19 7.4.12 File Transfer. 20 7.4.13 Voice 25 7.4.14 Report 27 7.4.15 Notification. 27 7.4.16 Forwarded Content. 27 7.4.17 PKCS7 28 8 Interpersonal Notifications.. 29 8.1 Common Fields... 30 8.1.1 Subject IPM 30 8.1.2 IPN Originator... 30 8.1.3 IPM Intended Recipient 30 8.1.4 Conversion EITs . 31 8.1.5 Notification Extensions 31 8.2 31 8.2.1 Non-receipt Reason... 31 8.2.2 Discard Reason .... 31 8.2.3 Auto-forward Comment 32 8.2.4 Returned IPM. 32 8.2.5 NRN Extensions.. 32 8.3 Receipt Fields. 32 8.3.1 Receipt Time... 33 8.3.2 Acknowledgment Mode 33 8.3.3 Suppl Receipt Info ... 33 8.3.4 RN Extensions... 33 8.4 Other Notification Type Fields . 33 8.4.1 Absence Advice . 33 8.4.2 Change of Address Advice.. 34 SECTION 3- ABSTRACT SERVICE DEFINITION. 35 9 Overview.. 35 10 Primary Object Types . 35 10.1 35