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Paragraph 76 DEFINITIONS OF TERMS IN THIS ANNEX

Changes not yet applied. Later legislation changes this provision in ways not yet written into the text below:

“Integrated Services Digital Network” (ISDN) (5) means a unified end-to-end digital network, in which data originating from all types of communication (e.g., voice, text, data, still and moving pictures) are transmitted from one port (terminal) in the exchange (switch) over one access line to and from the subscriber.