What does SDH stand for?
SDH stands for "Synchronous Digital Hieararchy"
How to abbreviate "Synchronous Digital Hieararchy"?
"Synchronous Digital Hieararchy" can be abbreviated as SDH
What is the meaning of SDH abbreviation?
The meaning of SDH abbreviation is "Synchronous Digital Hieararchy"
What does SDH mean?
SDH as abbreviation means "Synchronous Digital Hieararchy"
