1 Scope
2 Normative
references
2.1 ITU-T
Recommendations
2.2 ISO/IEC
Standards
2.3 Other references
3 Definitions
4 Abbreviations
5 Conventions
6 Basic concepts and models
6.1 Functional model
6.2 Service models
7 Principles for the organization
of an interconnected computerized international information service
8 Service specification
8.1 Inquiry information
8.2 Reply information
8.3 Conversion
8.4 Version 2
extensibility
8.5 Functionality
9 Common protocol specification
elements
9.1 Character subsets and
encoding
9.2 Filter concept
9.3 Matching and matching
rules
9.4 Paging
9.5 Hierarchical groups
9.6 The keyword concept of
version 1
10 Version 1 of the directory assistance
protocol specification
10.1 Overview
10.2 Inquiry format
10.3 Reply format
11 Version 2 of the directory
assistance protocol specification
11.1 Overview
11.2 Inquiry format
11.3 Reply format
12 Fixed header protocol (FHP)
12.1 Introduction
12.2 Security context
12.3 Negotiation result
12.4 Data transfer phase
12.5 Exception conditions
12.6 Format of FHP protocol
elements
12.7 Fields common for all
message types
12.8 Specific fields
12.9 Use of the service
provided by TCP
13 Use of the service provided by the HTTP
13.1 Introduction
13.2 Support levels
13.3 Requested service and
protocol version selection
13.4 Exception conditions
14 Operator's manual
Annex A – Directory assistance keywords of directory
assistance protocol version 1
A.1 Functional keywords
table
A.2 Descriptive keywords
table
Annex B – Directory assistance protocol version 1 in ASN.1
Annex C – Directory assistance protocol version 2.00 in ASN.1
Annex D – Directory assistance protocol version 2.00 in XSD
Annex E – Directory assistance protocol version 2.01 in ASN.1
Annex F – Directory assistance protocol version 2.01 in XSD
Annex G – Message codes for Recommendation ITU-T E.115
Appendix I – NACE nomenclature
I.1 About NACE
I.2 NACE structure
I.3 NACE at work
I.4 Extract from NACE
Appendix II – Examples of BER encodings
II.1 Introduction
II.2 Example of ASN.1 BER encoding
of the DA protocol version 1
Page
Appendix III – ISO/IEC 10646, UTF8-encoding and
relationship with ISO/IEC 8859-x
III.1 Introduction
III.2 UCS
transformation format 8 (UTF-8)
III.3 BASIC LATIN and
LATIN-1 SUPPLEMENT subsets
III.4 LATIN EXTENDED-A
subset and relationship to ISO/IEC 8859-2/3/4
III.5 CYRILLIC subset and
relationship to ISO/IEC 8859-5
III.6 BASIC GREEK subset and
relationship to ISO/IEC 8859-7
III.7 ISO/IEC 10646 ARABIC
subset and relationship to ISO/IEC 8859-6
Bibliography