What does OtBu stand for?
OtBu stands for "Optical Transport Business Unit"
How to abbreviate "Optical Transport Business Unit"?
"Optical Transport Business Unit" can be abbreviated as OtBu
What is the meaning of OtBu abbreviation?
The meaning of OtBu abbreviation is "Optical Transport Business Unit"
What does OtBu mean?
OtBu as abbreviation means "Optical Transport Business Unit"
