CONTENTS

 1     Scope and field of application
 2     References
 3     Actions for performing the control procedures for Teletex and Group 4 facsimile
        3.1     General
        3.2     Session connection establishment phase
        3.3     Session termination phase
        3.4     Document management
        3.5     Miscellaneous
 4     Usage of the session service
        4.1     General
        4.2     Session connection establishment
        4.3     Session termination phase
        4.4     Data transfer phase
 5     Recommendations for implementing the session layer
        5.1     Additional parameters
        5.2     Implementation choices
Annex A – Definitions
        A.1     General
        A.2     Session layer mode of communication
        A.3     Terms specific to document
Annex B – State diagrams
Annex C – Types of documents
        C.1     General
        C.2     Normal document
        C.3     Operator document (optional)
        C.4     Control document
        C.5     Monitor document (optional)
Annex D – Protocols for interactive applications