CONTENTS

 1     Scope
 2     Normative references
        2.1     Identical Recommendations | International Standards
        2.2     Paired Recommendations | International Standards equivalent in technical content
 3     Definitions
        3.1     Reference model definitions
                  3.1.1     Basic Reference Model definitions
                  3.1.2     Security architecture definitions
                  3.1.3     Naming and addressing definitions
        3.2     Service conventions definitions
        3.3     Presentation service definitions
        3.4     Application Layer Structure definitions
        3.5     ACSE service definitions
 4     Abbreviations
 5     Conventions
 6     Basic concepts
        6.1     General
        6.2     Authentication
                  6.2.1     Authentication concepts
                  6.2.2     ACSE authentication facilities
 7     Service overview
        7.1     Connection-mode
                  7.1.1     ACSE services
                  7.1.2     Functional units
        7.2     Connectionless-mode
                  7.2.1     Functional units
 8     Service definition
        8.1     A-ASSOCIATE service
                  8.1.1     A-ASSOCIATE parameters
                  8.1.2     A-ASSOCIATE service procedure
        8.2     A-RELEASE service
                  8.2.1     A-RELEASE parameters
                  8.2.2     A-RELEASE service procedure
        8.3     A-ABORT service
                  8.3.1     A-ABORT parameters
                  8.3.2     A-ABORT service procedure
        8.4     A-P-ABORT service
                  8.4.1     A-P-ABORT parameter
                  8.4.2     A-P-ABORT service procedure
        8.5     A-Data service
                  8.5.1     A-Data parameters
                  8.5.2     A-Data procedure
        8.6     A-Alter-Context
                  8.6.1     A-Alter-Context parameters
                  8.6.2     A-Alter-Context procedure
        8.7     A-UNIT-DATA service
                  8.7.1     A-UNIT-DATA parameters
                  8.7.2     A-UNIT-DATA procedure
 9     Sequencing information
        9.1     A-ASSOCIATE
                  9.1.1     Type of service
                  9.1.2     Usage restrictions
                  9.1.3     Disrupted service procedures
                  9.1.4     Disrupting service procedures
                  9.1.5     Collisions
        9.2     A-RELEASE
                  9.2.1     Type of service
                  9.2.2     Usage restrictions
                  9.2.3     Disrupted service procedures
                  9.2.4     Disrupting service procedures
                  9.2.5     Collisions
        9.3     A-ABORT
                  9.3.1     Type of service
                  9.3.2     Usage restrictions
                  9.3.3     Disrupted service procedures
                  9.3.4     Disrupting service procedures
                  9.3.5     Collisions
                  9.3.6     Further sequencing information
        9.4     A-P-ABORT
                  9.4.1     Type of service
                  9.4.2     Usage restrictions
                  9.4.3     Disrupted service procedures
                  9.4.4     Disrupting service procedures
        9.5     A-Data
                  9.5.1     Type of service
                  9.5.2     Usage restrictions
                  9.5.3     Disrupted services
                  9.5.4     Disrupting services
                  9.5.5     Collisions
        9.6     A-Alter Context
                  9.6.1     Type of service
                  9.6.2     Usage restrictions
                  9.6.3     Disrupted services
                  9.6.4     Disrupting services
                  9.6.5     Collisions
        9.7     A-UNIT-DATA
                  9.7.1     Type of service
                  9.7.2     Usage restrictions
                  9.7.3     Disrupted services
                  9.7.4     Disrupting services
                  9.7.5     Collisions