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