Transmission and Multiplexing (TM);Optical interfaces for equipments and systems relating to the Synchronous Digital Hierarchy (SDH) [ITU-T Recommendation G.957 (1995), modified] (Endorsed by Asociación Espanola de Normalización in May of 2022.)
NORMA vydána dne 1.5.2022
Designation standards: UNE-ETS 300232/A1ED1
Note: Změna
Publication date standards: 1.5.2022
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE