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1 Scope
  1.1 General
  1.2 Properties of the specified protocol
      standard
      1.2.1 Different application layers
      1.2.2 Bus type network
      1.2.3 Single network
      1.2.4 Installation and configuration
  1.3 Structure of this standard
2 References
3 Definitions
4 Low level network requirements
  4.1 Physical and electrical
  4.2 Data link requirements
  4.3 Network protocols
  4.4 IP Address assignment
5 Transport layer specification for datagram
  services
  5.1 UDP broadcast messages
      5.1.1 General
      5.1.2 Broadcast
      5.1.3 Use of port numbers
      5.1.4 UDP checksum
      5.1.5 Datagram size
6 Application layer specifications
  6.1 General IEC 61162-1 sentence broadcast
      6.1.1 Application of this protocol
      6.1.2 Port number
      6.1.3 Required TAG parameters for sentences
            transmitted in the datagram
  6.2 General image broadcast
      6.2.1 Application of this protocol
      6.2.2 Port number
7 System design guidance
  7.1 General
  7.2 Redundancy
  7.3 Common point of failure for different functions
  7.4 Isolation from non-navigation networks
  7.5 Potentially additional failure modes in
      complex systems
  7.6 Limitations in functionality
8 Documentation requirements
  8.1 Requirements for devices
  8.2 Requirements for a system
9 Methods of test and required results
  9.1 General requirements of IEC 60945
  9.2 Low level network requirements
      9.2.1 Physical and electrical layer
      9.2.2 Data Link Requirement
  9.3 Transport layer
      9.3.1 General
      9.3.2 Methods of test and required results
  9.4 Application layer
Annex A (normative) - Classification of IEC 61162-1
        messages
  A.1 Scope and purpose
      A.1.1 Message types and use of the messages
      A.1.2 List of all formatters and their types
Annex B (normative) - Tag Block definitions
  B.1 Validity of this specification
  B.2 Valid TAG Block characters
  B.3 TAG Block format
  B.4 TAG Block "hexadecimal checksum" (*hh)
  B.5 TAG Block "line"
  B.6 Error Detection
  B.7 TAG Block parameter-code dictionary
Annex C (informative) - Installation guidance
  C.1 Installation documentation
      C.1.1 Device specific information
      C.1.2 Network specific information
  C.2 Installation validation
Annex D (informative) - Firewalls
  D.1 System structure
  D.2 Non safety related users and off ship users
  D.3 On ship safety related systems
Annex E (informative) - General considerations for
        the development of the standard
  E.1 IP Port Numbers and Socket Resources
  E.2 Port resources
  E.3 Firewalls
Bibliography

BS EN 61162-450