CONTENTS

 1     Scope
 2     References
 3     Definitions
 4     Abbreviations
 5     Description
        5.1     Modifiable connections
        5.2     Modification of a point-to-point connection
 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 and state definitions
        7.1     Primitive definitions
        7.2     State definitions
 8     Coding requirements
        8.1     Messages
        8.2     Coding of the specific message types and specific information elements
 9     Signalling procedures at the coincident SBand TB reference point
10     Procedures at the TB reference point for interworking with private B-ISDNs
11     Interworking with other networks
12     Interactions with supplementary services
13     Parameter values
14     Dynamic description SDLs
Appendix I – Example configuration of user and network behaviour during modification procedures