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Layer 4 to 1 addressing

1st edition, March 1984

To facilitate compatible interconnection of data processing equipment conforming to the Open Systems Interconnection architecture and protocols, this Technical Report ECMA TR/20:

  • describes the general principles of OSI addressing;
  • describes the syntax and semantics of addresses carried in certain protocols operating in layers 4 to 1 of the OSI Reference Model.

The following are outside of the scope of this Technical Report:

  • the syntax and semantics of OSI Names or Titles;
  • the encoding of addresses passed across real service interfaces;
  • the rules governing Connection End Point identifiers, Protocol Reference Numbers and the like.
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Technical CommitteeTC23 (this TC is no longer active)