1
Scope
2
References
3
Definitions
3.1 External definitions
3.2 Additional definitions
4
Abbreviations
5
Description
5.1 Overview
5.2 Protocol model for prenegotiation
6
Operational requirements
7
Primitive definitions and state definitions
7.1 Service primitives
7.2 Prenegotiation states
7.2.1 PRN Idle
7.2.2 PRN Initiated
7.2.3 PRN Delivered
7.2.4 PRN Present
7.2.5 PRN Received
8
Coding requirements
8.1 Abstract definition of the prenegotiation operations
9
Prenegotiation procedures
9.1 General
9.2 Procedures at an
originating or terminating CC entity
9.2.1 Invoking the prenegotiation operation by
the initiating CC entity
9.2.2 Responding to the prenegotiation
invocation
9.2.3 Completion of prenegotiation
9.2.4 Error handling
9.2.5 Crossing of bearer establishment messages
with prenegotiation-related APDUs
9.3 Procedures at a transit CC entity
10 Interactions
11 Interworking with networks not
supporting prenegotiation
11.1 Calls from other networks to a network supporting
prenegotiation
11.2 Calls to other networks not supporting prenegotiation
12 SDL diagrams
Appendix I - Information flow diagrams
I.1 Prenegotiation
I.2 Prenegotiation with optional prenegotiation-Alert
Appendix II - Object identifiers defined in this
Recommendation