CONTENTS

SECTION  1  –  INTRODUCTION
 1     Scope
 2     Normative references
        2.1     Open Systems Interconnection
                  2.1.1     Identical Recommendations | International Standards
                  2.1.2     Paired Recommendations | International Standards equivalent in technical content
        2.2     Message Handling Systems
                  2.2.1     Identical Recommendations | International Standards
                  2.2.2     Paired Recommendations | International Standards equivalent in technical content
        2.3     Directory Systems
                  2.3.1     Additional references
 3     Definitions
 4     Abbreviations
 5     Conventions
        5.1     Terms
        5.2     Abstract Syntax Definitions

SECTION  2  –  MESSAGE  HANDLING  SYSTEM  ACCESS  PROTOCOL  SPECIFICATIONS
 6     Overview of the MHS Access Protocols
        6.1     MHS Access Protocol model
        6.2     Services provided by the MTS Access Protocol
        6.3     Services provided by the MS Access Protocol
        6.4     Use of underlying services
                  6.4.1     Use of ROSE services
                  6.4.2     Use of RTSE services
                  6.4.3     Use of ACSE services
                  6.4.4     Use of the Presentation-service
                  6.4.5     Use of Lower Layer services
 7     MTS Access Protocol Abstract Syntax Definition
 8     MS Access Protocol Abstract Syntax Definition
 9     Mapping onto used services
        9.1     Application-contexts omitting RTSE
                  9.1.1     Mapping onto ACSE
                               9.1.1.1     Abstract-bind onto A-ASSOCIATE
                             9.1.1.1.1     Mode
                             9.1.1.1.2     Application Context Name
                             9.1.1.1.3     User Information
                             9.1.1.1.4     Presentation Context Definition List
                             9.1.1.1.5     Quality of Service
                             9.1.1.1.6     Session Requirements
                               9.1.1.2     Abstract-unbind onto A-RELEASE
                             9.1.1.2.1     Result
                               9.1.1.3     Use of A-ABORT and A-P-ABORT services
                  9.1.2     Mapping onto ROSE
        9.2     Application-contexts including RTSE
                  9.2.1     Mapping onto RT-OPEN and RT-CLOSE
                               9.2.1.1     Abstract-bind onto RT-OPEN
                             9.2.1.1.1     Mode
                             9.2.1.1.2     Application Context Name
                             9.2.1.1.3     User-data
                             9.2.1.1.4     Presentation Context Definition List
                               9.2.1.2     Abstract-unbind onto RT-CLOSE
                  9.2.2     Mapping onto ROSE
                               9.2.2.1     Managing the Turn
        9.3     MS Access Application-context Negotiation
                  9.3.1     Application Context Name
                  9.3.2     User Information
                  9.3.3     Presentation Context Definition List
10     Conformance
       10.1     Statement Requirements
       10.2     Static Requirements
       10.3     Dynamic Requirements

SECTION  3  –  MESSAGE  TRANSFER  SYSTEM  TRANSFER  PROTOCOL  SPECIFICATION
11     Overview of the MTS Transfer Protocol
       11.1     Model
       11.2     Services Provided by the MTS Transfer Protocol
       11.3     Use of underlying services
                 11.3.1     Use of the RTSE services
                 11.3.2     Use of the ACSE services
                 11.3.3     Use of the Presentation-service
                 11.3.4     Use of Lower Layer services
       11.4     Establishing and Releasing Associations
12     MTS Transfer Protocol Abstract Syntax Definition
13     Mapping onto used services
       13.1     Mapping onto RTSE normal mode
                 13.1.1     Mapping onto RT-OPEN and RT-CLOSE
                              13.1.1.1     MTA-bind onto RT-OPEN
                            13.1.1.1.1     Mode
                            13.1.1.1.2     Application Context Name
                            13.1.1.1.3     User-data
                            13.1.1.1.4     Presentation Context Definition List
                              13.1.1.2     MTA-unbind onto RT-CLOSE
                 13.1.2     Mapping onto RT-TRANSFER
                              13.1.2.1     APDU
                              13.1.2.2     Transfer-time
                 13.1.3     Managing the Turn
                              13.1.3.1     Use of the RT-TURN-PLEASE service
                            13.1.3.1.1     Priority
                              13.1.3.2     Use of the RT-TURN-GIVE service
                 13.1.4     Use of the RT-P-ABORT service
                 13.1.5     Use of the RT-U-ABORT service
       13.2     Mapping onto RTSE X.410-1984 mode
                 13.2.1     Mapping onto RT-OPEN and RT-CLOSE
                              13.2.1.1     MTA-bind onto RT-OPEN
                            13.2.1.1.1     Application-protocol
                            13.2.1.1.2     User-data
                            13.2.1.1.3     Mode
                              13.2.1.2     MTA-unbind onto RT-CLOSE
                 13.2.2     Mapping onto RT-TRANSFER
                 13.2.3     Managing the Turn
                 13.2.4     Use of the RT-P-ABORT service
                 13.2.5     Use of the RT-U-ABORT service
14     Conformance
       14.1     Statement Requirements
       14.2     Static Requirements
       14.3     Dynamic Requirements
Annex A – Reference Definition of MHS Protocol Object Identifiers
Annex B – Interworking with 1984 Systems
        B.1     Association Establishment
                  B.1.1     Initiator-credentials/Responder-credentials
                  B.1.2     Security-context
                  B.1.3     Bind-error
        B.2     Rules for Transferring to 1984 systems
                  B.2.1     Extensions
                  B.2.2     Per-domain-bilateral-information
                  B.2.3     Trace-information/Subject-intermediate-trace-information
                  B.2.4     Originator-name/Report-destination-name
                  B.2.5     Per-recipient-fields of Message- or Probe-Transfer
                  B.2.6     Per-recipient-fields of Report-transfer
                  B.2.7     OR-name
                  B.2.8     OR-address
                  B.2.9     Encoded-information-types
                 B.2.10     Content-type and Content
        B.3     Rules for Receiving from 1984 systems
                  B.3.1     Message originating from 1984 systems
                  B.3.2     Messages that have previously been downgraded
                  B.3.3     Messages containing Domain-defined-attribute of type "common"
        B.4     Service irregularities
Annex C – Summary of changes to previous Editions
        C.1     Differences between 1984 and 1988 CCITT MHS protocols
                  C.1.1     MTS Access Protocol (P3) differences
                               C.1.1.1     Size constraints
                               C.1.1.2     Changes to Fundamental types
                             C.1.1.2.1     OR-name
                             C.1.1.2.2     Content-type
                             C.1.1.2.3     Encoded-information-types
                             C.1.1.2.4     Content
                               C.1.1.3     Extensions
                               C.1.1.4     Bind
                               C.1.1.5     Message-submission
                               C.1.1.6     Probe-submission
                               C.1.1.7     Cancel-deferred-delivery
                               C.1.1.8     Submission-control
                               C.1.1.9     Message-delivery
                              C.1.1.10     Report-delivery
                              C.1.1.11     Delivery-control
                              C.1.1.12     Register
                              C.1.1.13     Change-credentials
                  C.1.2     MTS Transfer Protocol (P1) differences
                               C.1.2.1     Extensions
                               C.1.2.2     Other differences
        C.2     Changes introduced in the 1994 MHS protocols
                  C.2.1     MTS Access Protocol (P3) differences
                               C.2.1.1     Delivery-control
                               C.2.1.2     Register
                               C.2.1.3     Extensions
                  C.2.2     MS Access Protocol (P7) differences
Annex D – Differences between ISO/IEC 10021-6 and ITU-T Recommendation X.419