1
Scope
2 References
2.1 Normative references
2.2 Bibliography
3 Definitions
4
Abbreviations
5 General description of the
Signalling Transport Converter on MTP3 and MTP3b
5.1 Structure of the Signalling
Transport Converter on MTP
5.2 Services provided by the STC
5.3 Functions of the STC
6 Elements for layer-to-layer
communication
6.1 The Generic Signalling Transport
Service
6.2 The Service provided by MTP
6.2.1 Primitive definition
6.2.2 Parameter definition
6.2.3 Restart
6.3 Primitives between the STC and
layer management
6.3.1 Primitive definition
6.3.2 Parameters
6.4 State transition diagram for
sequences of primitives at the layer boundaries of the STC
7 Protocol elements for peer-to-peer
communication
7.1 STC PDUs
7.1.1 STC PDU
formats
7.1.2 STC Signalling Message PDU fields
7.2 STC state variable
7.3 STC timers
7.4 Provisioned STC parameters
8 Specification of the STC
8.1 Overview
8.1.1 State 1: Service Unavailable
8.1.2 State 2: STC Service Available
8.1.3 State 3: Congestion 1
8.1.4 State 4: Congestion 2
8.2 Procedures of the STC
8.2.1 Initial Conditions
8.2.2 STC signalling message transfer procedure
8.2.3 Destination availability procedure
8.2.4 Congestion Indication procedure
8.2.5 User Part availability
8.3 State Transition Table
8.4 SDL diagrams
Appendix I -Protocol Implementation Conformance
Statement (PICS) Proforma