ISO/IEC 10021-7:1990
(Main)Information technology — Text Communication — Message-Oriented Text Interchange Systems (MOTIS) — Part 7: Interpersonal Messaging System
Information technology — Text Communication — Message-Oriented Text Interchange Systems (MOTIS) — Part 7: Interpersonal Messaging System
Technologies de l'information — Communication de texte — Systèmes d'échange de texte en mode message — Partie 7: Système de messagerie de personne à personne
General Information
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Standards Content (Sample)
I N TE R NAT I O NA L ISO/IEC
IO021 -7
STANDARD
First edition
1990- 12-01
Information technology - Text Communication
- Message-Oriented Text Interchange Systems
(MOTIS) -
Part 7:
Interpersonal Messaging System
Technologies de l'information - Communication de texte - Systèmes d'échange
de texte en mode message -
Partie 7: Système de messagerie de personne à personne
Reference number
ISOIIEC 10021-7 : 1990 (E)
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ISO/IEC 10021-7 : 1990 (E)
Contents
Foreword . ix
Introduction . x
Section one . Introduction . 1
Scope . 1
Normative references . 1
2.1 Open Systems Interconnection . 1
2.2 Message Handling Systems . 1
2.3 Directory Systems . 2
2.4 Language Code . 2
2.5 Character Sets . 2
2.6 Telematic Services . 2
Definitions . 2
Abbreviations . 3
Conventions . 3
5.1 ASN.1 . 3
5.2 Grade . 4
5.3 Terms . 4
Section two . Abstract Information Objects . 5
6 Overview . 5
7 Interpersonal Messages . 5
Heading Field Component Types . 6
7.1
7.1.1 IPM Identifier . 6
7.1.2 Recipient Specifier . 7
7.1.3 O/R Descriptor . 7
7.2 Heading Fields . 8
7.2.1 This IPM . 8
7.2.2 Originator . 9
7.2.3 Authorizing Users . 9
7.2.4 Primary Recipients .
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
7.2.1 1 Expiry Time . 11
E ISOilEC 1990
All rights reserved . No part of this publication may be reproduced or utilized in any form or by any
means. electronic or mechanical. including photocopying and microfilm. without permission in
writing from the publisher .
International Organization for Standardization
56 CH-1211 Genève 20 Switzerland
Case postale
Printed in Switzerland
..
11
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ISO/IEC 10021-7 : 1990 (E)
7.2.12 Reply Time . 11
7.2.13 Reply Recipients . 11
7.2.14 Importance . 11
7.2.15 Sensitivity . 12
7.2.16 Auto-forwarded . 12
........................................................................................................................... 12
7.2.17 Extensions
7.3 Body Part Types . 13
7.3.1 IA5 Text . 13
7.3.2 Voice . 14
7.3.3 G3 Facsimile . 14
7.3.4 G4 Class 1 . 15
7.3.5 Teletex . 15
7.3.6 Videotex . 15
7.3.7 Encrypted . 16
7.3.8 Message . 16
7.3.9 Mixed-mode . 17
7.3.1 O Bilaterally Defined . 17
Nationally Defined . 17
7.3.1 1
7.3.12 Externally Defined . 18
8 Interpersonal Notifications . 19
8.1 Common Fields . 20
8.1.1 Subject IPM . 20
8.1.2 IPN Originator . 20
8.1.3 IPM Preferred Recipient . 21
8.1.4 Conversion EITs . 21
8.2 Non-receipt Fields . 21
8.2.1 Non-receipt Reason . 21
8.2.2 Discard Reason . 21
8.2.3 Auto-forward Comment . 22
8.2.4 Returned IPM . 22
8.3 Receipt Fields . 22
8.3.1 Receipt Time . 22
8.3.2 Acknowledgment Mode . 23
8.3.3 Suppl Receipt Info . 23
Section three . Abstract service Definition . 24
9 Overview . 24
10 Primary Object Types . 24
10.1 Interpersonal Messaging System User . 25
10.2 Interpersonal Messaging System . 25
11 Primary Port Types . 26
11.1 Origination . 26
11.2 Reception . 26
11.3 Management . 26
Abstract Operations . 26
12.1 Origination Abstract Operations . 27
12.1.1 Originate Probe . 27
12.1.2 Originate IPM . 27
12.1.3 Originate RN . 28
12.2 Reception Abstract Operations . 29
12.2.1 Receive Report . 29
12.2.2 Receive IPM . 30
12.2.3 Receive RN . 30
12.2.4 Receive NRN . 30
12.3 Management Abstract Operations . 31
12.3.1 Change Auto-discard . 31
12.3.2 Change Auto-acknowledgment . 31
................................................................................................... 32
12.3.3 Change Auto-forwarding
...
111
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ISO/IEC 10021-7 : 1990 (E)
13 Abstract Errors . 32
13.1 Subscription Error . 33
13.2 Recipient Improperly Specified . 33
14 Other Capabilities . 33
Section four . Abstract Service Provision . 34
15 Overview . 34
16 Secondary Object Types . 34
Interpersonal Messaging System User Agent . 36
16.1
16.2 Interpersonal Messaging System Message Store . 36
16.3 Telematic Agent . 36
16.4 Telex Access Unit . 37
16.5 Physical Delivery Access Unit . 37
16.6 Message Transfer System . 37
Secondary Port Types . 37
17
17.1 Submission . 38
17.2 Delivery . 38
17.3 Retrieval . 38
17.4 Administration . 38
............................................................................................................................................... 38
17.5 Import
17.6 Export . 38
18 User Agent Operation . 38
18.1 State Variables . 39
18.2 Performance of Origination Operations . 39
18.2.1 Originate Probe . 39
18.2.2 Originate IPM . 40
18.2.3 Originate RN . 40
18.3 Performance of Management Operations . 41
18.3.1 Change Auto-discard . 41
18.3.2 Change Auto-acknowledgment . 42
18.3.3 Change Auto-forwarding . 42
18.4 Invocation of Reception Operations . 42
18.4.1 Receive Report . 42
IPM . 43
18.4.2 Receive
18.4.3 Receive RN . 43
18.4.4 Receive NRN . 43
18.5 Internal Procedures . 43
18.5.1 Auto-discard . 44
18.5.1.1 Discard of IPM . 44
of NRN . 44
18.5.1.2 Construction
18.5.1.3 Submission of NRN . 44
18.5.2 Auto-acknowledgment . 45
18.5.2.1 Construction of RN . 45
18.5.2.2 Submission of RN . 45
18.5.3 Auto-forwarding . 45
18.5.3.1 Prevention of Loops . 46
18.5.3.2 Construction of IPM . 46
18.5.3.3 Submission of IPM . 46
18.5.3.4 Construction of NRN . 46
18.5.3.5 Submission of NRN . 47
19 Message Store Operation . 47
19.1 Creation of Information Objects . 47
19.2 Maintenance of Attributes . 47
19.3 Notification of Non-receipt . 48
19.4 Auto-forwarding . 48
19.5 Manual Forwarding . 48
iv
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ISO/IEC 10021-7 : 1990 (E)
20 Message Contents . 49
20.1 Content . 49
20.2 Content Type . 49
20.3 Content Length . 5~
20.4 Encoded Information Types . 50
21 Port Realization . 51
22 Conformance . 51
22.1 Origination Versus Reception . 51
22.2 Statement Requirements . 51
22.3 Static Requirements . 51
22.4 Dynamic Requirements . 52
Annexes . 53
A Heading Extensions . 53
A . 1 Incomplete Copy . 53
A.2 Languages . 53
B Extended Body Part Types . 54
B.1 Equivalents of Basic Body Part Types . 54
B.2 General Text . 55
C Message Store Attributes . 56
C.l Summary Attributes . 58
C.l.l IPM Entry Type . 58
C.1.2 IPM Synopsis . 59
C.2 Heading Attributes . 60
C.2.1 Heading . 60
C.2.2 Heading Analyses . 60
C.2.3 Heading Fields . 61
C.2.4 Heading Sub-fields . 62
C.2.5 Heading Extensions . 62
C.3 Body Attributes . 63
C.3.1 Body . 63
C.3.2 Basic Body Parts . 63
C.3.3 Basic Body Part Parameters Components . 64
C.3.4 Basic Body Part Data Components . 65
C.3.5 Extended Body Part Types . 65
C.3.6 Extended Body Parts . 65
C.4 Notification Attributes . 66
C.4.1 Common Fields . 66
............................................................................................................. 66
C.4.2 Non-receipt Fields
C.4.3 Receipt Fields . 67
D Reference Definition of Object Identifiers . 68
E Reference Definition of Abstract Information Objects . 72
F
Reference Definition of Functional Objects . 79
G Reference Definition of Abstract Service . 82
H Reference Definition of Heading Extensions . 85
I Reference Definition of Extended Body Part Types . 86
1.1 Equivalents of Basic Body Part Types . 86
1.2 General Text . 87
J Reference Definition of Message Store Attributes . 89
V
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ISO/IEC 10021-7 : 1990 (E)
K
Reference Definition of Upper Bounds . 97
L
Support of the Interpersonal Messaging Service . 98
L . 1 Support of Recipient Specifier Components . 98
L.2 Support of Heading Fields . 99
L.3 Support of Body Aspects . 99
M Differences Between ISO/IEC 10021-7 and CCITT Recommendation X.420 . 100
N
Summary of Changes to 1984 CCITT Specification . 101
O Index . 102
vi
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