1 Scope
2 Conformance
3 References (normative)
4 Definitions
  4.1 External definitions
  4.2 Other definitions
      4.2.1 Adjacent PINX
      4.2.2 Requesting PINX
      4.2.3 Destination PINX
      4.2.4 Synchronization Entity
5 List of acronyms
6 Signalling protocol for the support of the protocol
  6.1 Description
  6.2 Operational requirements
  6.3 Coding requirements
      6.3.1 Operations
      6.3.2 Information elements
      6.3.3 Messages
  6.4 State definitions
      6.4.1 States at the Requesting PINX
      6.4.2 States at the Destination PINX
  6.5 Signalling procedures
      6.5.1 Actions at the Requesting PINX
      6.5.2 Actions at the Destination PINX
  6.6 Impact of interworking with public ISDNs
  6.7 Impact of interworking with non-ISDNs
  6.8 Protocol interactions between Synchronization and
      supplementary services and ANFs
  6.9 Parameter values (timers)
      6.9.1 Timer T1
Annex A - Protocol Implementation Conformance Statement
          (PICS) Proforma
Annex B - Examples of Message Sequences
Annex C - Specification and Description Language (SDL)
          Representation of Procedures