What does OTSS stand for?
OTSS stands for "Operational Telecommunications Switching System"
How to abbreviate "Operational Telecommunications Switching System"?
"Operational Telecommunications Switching System" can be abbreviated as OTSS
What is the meaning of OTSS abbreviation?
The meaning of OTSS abbreviation is "Operational Telecommunications Switching System"
What does OTSS mean?
OTSS as abbreviation means "Operational Telecommunications Switching System"