perations 6.2.4 Service Behaviour 6.2.5 Object Resource Model 6.2.6 Object Behaviour 6.2.7 Centralized and Decentralized Control 6.3 Summary Concepts and Notations for Process Control Systems Modelling Introduction 7.2 Concepts and Notations in Service Networks 7.2.1 Primitive Structural Concepts 7.2.2 Specialized Ports and Service Objects 7.2.3 Complex Relations and Objects 7.2.4 Substructure Relations 7.2.5 Properties 7.3 Resource Model Notation 7.3.1 Introduction 7.3.2 The Resource Model Graph 7.3.3 Rules 7.3.4 Property Specification 7.3.5 State Vector 7.3.6 State Model Syntax 7.4 Elements of Interactions 7.4.1 Introduction 7.4.2 Communication Event and Abstract Service Primitive 7.4.3 Operation and Activity 7.4.4 Operation Class 7.4.5 Operation Properties Contents 7.5 Behaviour Descriptions 7.5.1 Introduction 7.5.2 Port State 7.5.3 Object State 7.6 The General State Machine Model Concepts and Notations in Abstract Networks 7.7.1 Introduction 7.7.2 Integration Mechanisms 7.7.3 Abstract Protocol Behaviour Appendix 1: List of Standards Appendix 2: Naming and Data Typing in AML References Index Abbreviations ATM adaption layer association control service element activity (defined by AML) asymmetric digital subscriber line association endpoint identifier (defined by AML) association identifier (defined by AML) abstract systems modelling language american mobile phone system (now TDMA system) American National Standards Institute association handler (defined by AML) ASN.1 abstract syntax notation one (specified by ITU-T) address resolution protocol (part of Internet) abstraction resource relation (defined by AML) abstract service primitive (defined by AML) ASPid abstract service primitive identifier (defined by AML) address translator (defined by AML) access transport, control (defined by AML) access transport, data (defined by AML) asynchronous transfer mode ATM service user (defined by AML) access transport network (defined by AML) authentication centre (part of PLMN) basic encoding rules (specified by ITU-T) or 