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