CONTENTS

 0     Introduction
 1     Scope and field of application
 2     References
 3     Definitions
 4     Abbreviations
 5     Conventions
 6     Overview of telematic access to IPMS
        6.1     Abstract model
        6.2     Functional model
        6.3     Access for registered and non-registered users
 7     IPMS in the context of telematic interworking
        7.1     Objects and ports description
        7.2     Origination, reception and management ports, services and operations
        7.3     Miscellanea port services and operations
 8     Refinement of the TLMA object
        8.1     Object and ports description
        8.2     The mhs-doc-xfer port operations
 9     Abstract errors
10     Realization of abstract operations
       10.1     Description of TAPDU
       10.2     Operation of the TLMAU
11     Formats and coding of TAPDU
       11.1     Principles
       11.2     Structure and format of TAPDU
       11.3     Coding of TAPDU
       11.4     Format of TAPDU
       11.5     Reference between TAPDU components and its coding format
12     Error recovery
13     Control procedures
       13.1     Session control procedures
       13.2     Document control procedures
       13.3     Log-on procedures
Annex A - Formal definition of TLMA abstract service
Annex B - Format of TAPDU components
Annex C - Element ID list
Annex D - Element of service for TTX/IPM service intercommunications