CONTENTS

 1     Scope
 2     References
 3     Definitions
 4     Abbreviations
 5     Description
        5.1     Application to interface structure
        5.2     Capabilities supported by this Recommendation
        5.3     General overview
 6     Operational requirements
        6.1     Provision and withdrawal
        6.2     Requirements on the originating network side
        6.3     Requirements on the destination network side
 7     Primitive definitions and state definitions
        7.1     Primitive definitions
        7.2     Bearer state definitions
 8     Coding requirements
        8.1     Messages
                  8.1.1     Modification to messages defined in Q.2931
        8.2     Information elements
                  8.2.1     Call association
                  8.2.2     Bearer identifier
                  8.2.3     Other information elements
 9     Signalling procedures at the coincident S_B and T_B reference point
        9.1     Introduction
        9.2     Establishment of a bearer
                  9.2.1     Additional procedures at a preceding side
                  9.2.2     Additional procedures at a succeeding side
        9.3     Clearing of a connection
10     Signalling procedures at the T_B reference point
11     Interworking with other networks
12     Interactions with supplementary services
13     Parameter values
14     Dynamic description SDLs
Appendix I – Guidelines for the use of the instruction indicator
Appendix II – Significance and use of the bearer identifier and call association  at the user-network interface