IEC 61162-401:2001

FOREWORD
INTRODUCTION
1 Scope
   1.1 General
   1.2 Application profile
2 Normative references
3 Definitions
   3.1 Terms
   3.2 Abbreviations
   3.3 Conventions
   3.4 Protocol data types
   3.5 Non-protocol types
   3.6 Literals
4 Dependence on T-profile
   4.1 General
   4.2 LNA-LNA or MAU-LNA communication
   4.3 Services required
   4.4 Services required, but not used by the A-profile
   4.5 Variable quality of service attributes
        4.5.1 Reliability and safety
        4.5.2 Real time response
        4.5.3 Support for stream data
        4.5.4 Maximum and minimum message lengths
   4.6 Congestion and flow control
5 Functional requirements for MAU
   5.1 General overview
   5.2 MAU configuration management
        5.2.1 Define MAU parameters (MauInitialize)
        5.2.2 Connection open request (MauOpen)
        5.2.3 Connection close (MauClose)
        5.2.4 MAU state change call-back (MauState)
   5.3 Session management, authentication and congestion
        control
        5.3.1 Session control and authentication
        5.3.2 Congestion control (MauSession)
        5.3.3 Request and connection limiting
   5.4 Interface and connection point overview
        5.4.1 Special considerations for anonymous
               broadcast (ABC)
        5.4.2 MCP membership in interfaces
        5.4.3 MCP attributes
        5.4.4 Modify MCP attributes (McpGet, McpSet)
        5.4.5 Interface attributes
        5.4.6 Modify interface attributes (IfGet, IfSet)
   5.5 Interface management
        5.5.1 Define interface (IfTable)
        5.5.2 Remove interface (IfRemove)
        5.5.3 Establish interface connection (IfOpen)
        5.5.4 Close interface (IfClose)
        5.5.5 Interface state change call-back
               (InterfaceState)
   5.6 MCP transactions
        5.6.1 Function type transactions
        5.6.2 Non-acknowledged write transactions
        5.6.3 Subscribe type transactions
        5.6.4 Individual subscribe transactions
        5.6.5 Client side initiation (TransActivate)
        5.6.6 Transaction cancellation (TransCancel)
        5.6.7 Client side transaction state change
               (TransClientState)
        5.6.8 Server side transaction state change
               (TransServerState)
   5.7 Bulk data transfer
6 Functional requirements for LNAs
   6.1 Context diagram and functional overview
   6.2 MAU name management (MauAck, MauRequest,
        SessionClose)
        6.2.1 Duplicate MAU names
        6.2.2 Local MAU names
        6.2.3 Remote MAU names
   6.3 LNA-LNA session management
        6.3.1 Heard about LNA
        6.3.2 Known LNA
        6.3.3 Dead LNA
        6.3.4 The LNA watchdog function
   6.4 Local MAU connection management
        6.4.1 MAU identification
        6.4.2 Local MAU states
        6.4.3 Starting MAU management
        6.4.4 Ending MAU management
   6.5 MAU control MCP
        6.5.1 General overview
        6.5.2 Functionality
        6.5.3 Watchdog service
   6.6 Session management
        6.6.1 General principles
        6.6.2 MAU session information
        6.6.3 Session codes used for authentication
   6.7 Accept type interface management
        6.7.1 General overview
        6.7.2 Possible errors in interface definitions
               or connection requests
        6.7.3 Special handling of anonymous broadcast
               interfaces
        6.7.4 Definition and removal of accept interface
        6.7.5 Establishing and closing connections to
               accept interfaces
   6.8 Connect type interface management
   6.9 General transaction management
        6.9.1 MCP identity and transaction address
        6.9.2 Transaction identity
        6.9.3 Session identity
        6.9.4 Transaction types
        6.9.5 Exception handling
   6.10 Accept side transaction management
        6.10.1 Read, write and function transaction
               handling
        6.10.2 Non-acknowledged write request
        6.10.3 Initial subscribe
        6.10.4 Initial individual subscribe
        6.10.5 Server initiated subscribe acknowledgement
        6.10.6 Server initiated individual subscribe
               acknowledgement
        6.10.7 Anonymous broadcast subscribe
        6.10.8 Cancellation of a transaction
   6.11 Connect side transaction management
   6.12 LNA-MAU
   6.13 Use of priority levels in LNA
   6.14 Congestion control
        6.14.1 Congestion cases
        6.14.2 LNA requirements
        6.14.3 MAU requirements
7 Protocol defined as sequence diagrams
   7.1 General conventions
        7.1.1 Broken connections
        7.1.2 Exception handling
   7.2 LNA management
        7.2.1 Opening LNA-LNA connection
        7.2.2 LNA watchdog functionality
        7.2.3 Congestion control
   7.3 Opening and closing MAU sessions
        7.3.1 MAU to MAU communication via same LNA
        7.3.2 Opening a MAU session
        7.3.3 Closing a MAU session
        7.3.4 Finding a remote MAU in LNA
        7.3.5 Server MAU or LNA dies
   7.4 Opening and closing interfaces
        7.4.1 Opening accept interface
        7.4.2 Closing accept IF
        7.4.3 Opening connect IF
        7.4.4 Closing connect interface
   7.5 Data transfer messages
        7.5.1 Data transfer of read, write or function
               type
        7.5.2 Subscribe data transfers
        7.5.3 Data transfer cancel and transfer timeout
8 Message definitions
   8.1 Introduction
        8.1.1 Common message format
   8.2 MAU-LNA messages
        8.2.1 Message format
        8.2.2 MAU session control
        8.2.3 Interface definition messages
        8.2.4 Data transfer messages
   8.3 LNA-LNA message formats for reliable link
        8.3.1 General message format
        8.3.2 Connection management
        8.3.3 MAU management
        8.3.4 Interface connection management
        8.3.5 Data transfer management
   8.4 LNA-LNA message formats for multicast link
        8.4.1 General message format
        8.4.2 Different multi-cast ports
        8.4.3 Name look-up and watchdog messages
        8.4.4 Data transfer messages
        8.4.5 Anonymous broadcast message details
9 General identity codes
   9.1 Protocol and software version codes
   9.2 Network address, node number and LNA id
        (address_m, word32_m)
   9.3 MAU identity (mauname_m, mauid_m)
   9.4 Data object and MCP identity (mcid_m)
   9.5 Interface code (mcid_m)
   9.6 Data object name (mcname_m, mciname_m)
   9.7 Interface name (ifname_m)
   9.8 Session identity (word16_m)
   9.9 Transaction identity (word32_m)
   9.10 Format string
        9.10.1 Data record format encoding
        9.10.2 Transaction type coding
        9.10.3 Complete format string
   9.11 Password (password_m)
10 Data marshalling
   10.1 Introduction
   10.2 Network octet order
        10.2.1 General
        10.2.2 Basic types
        10.2.3 Composite types
        10.2.4 Messages
   10.3 Pack and unpack routines
        10.3.1 Introduction
        10.3.2 Pack routine
        10.3.3 Unpack routine
11 Communication link between MAU and LNA
   11.1 Introduction
        11.1.1 General service specification
        11.1.2 Point to point
        11.1.3 Connection oriented
        11.1.4 Symmetrical and full duplex
        11.1.5 Message based
        11.1.6 Priority
        11.1.7 Buffering and flow control
        11.1.8 Reliable transfer
        11.1.9 Error reporting
12 General principles for module functionality
   12.1 Flexibility in receiving, conservatism in sending
   12.2 Garbled messages
   12.3 Closed communication links
Annex A (normative) Message codes
Annex B (normative) Error codes and message field values
Annex C (normative) Symbolic constants
Annex D (informative) Compatibility between MiTS and the
        IEC 61162-400 series

Describes the application profile of the communication protocol which is the basis for the communication system. Relies on the realization of layers 1 to 4 (the T-profile) as described in part 410.