ITU-T G.957-1990
Optical Interfaces for Equipments and Systems Relating to the Synchronous Digital Hierarchy (Study Group XV) 32 pp
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ITU-T G.957-1990
Standard No.
ITU-T G.957-1990
Release Date
1990
Published By
ITU-T - International Telecommunication Union/ITU Telcommunication Sector
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