PRETS 300 147 : NOV 96
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
TRANSMISSION AND MULTIPLEXING (TM) - SYNCHRONOUS DIGITAL HIERARCHY (SDH) MULTIPLEXING STRUCTURE
23-07-2013
12-01-2013
Enhancements to the SDH interface standard (prETS 300 147) to cover refinement of overhead byte definitions, new payload mapping, (such ATM cells and DQDB slots), sub-STM-1 radio relay digital sections.
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