NF ETS 300232

Transmission and multiplexing (TM). Optical interfaces for equipment and systems relating to the synchronous digital hierarchy (uit-T recommandation G.957 (1993) modified).

Le présent document apporte des modifications à la Recommandation G.967 de l''UIT-T sur les interfaces optiques des équipements et systèmes fonctionnant en hiérarchie numérique synchrone.

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