EN 60870-5-103:1998

Foreword
1 Scope and object
2 Normative references
3 Definitions
4 General rules
  4.1 Protocol structure
  4.2 Physical layer
  4.3 Link layer
  4.4 Application layer
  4.5 User process
  4.6 Compatibility with companion standards of the IEC
      60870-5 series
5 Physical layer
  5.1 Fibre optic transmission
  5.2 EIA RS-485 interface
6 Link layer
  6.1 Selections from IEC 60870-5-1 (transmission frame
      formats)
  6.2 Selections from IEC 60870-5-2 (link transmission
      procedures)
  6.3 Additional specifications to IEC 60870-5-2
7 Application layer
  7.1 Selections from IEC 60870-5-3 (general structure
      of application data)
  7.2 Selections from IEC 60870-5-4 (definition and
      coding of application information elements)
  7.3 Definition and presentation of ASDUs
  7.4 Application functions
8 Interoperability
  8.1 Physical layer
  8.2 Link layer
  8.3 Application layer
Annex A (informative) Generic functions - Examples of
         constructing a directory
Annex B (informative) Generic functions - Examples of ASDUs
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications