SDH stands for various terms. Discover the full forms, meanings, and possible interpretations of SDH across different fields and industries.
Synchronous Digital Hierarchy, SDH: The ITU-TSS International standard for transmitting information over optical fiber. Synchronous Digital Hierarchy An ITU recommen-dation implemented in Europe and similar in most respects to the SONET standard used in North America and Japaalso SONET.
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