What does tnos stand for?
tnos stands for "Telephone Network Operating System"
How to abbreviate "Telephone Network Operating System"?
"Telephone Network Operating System" can be abbreviated as tnos
What is the meaning of tnos abbreviation?
The meaning of tnos abbreviation is "Telephone Network Operating System"
What does tnos mean?
tnos as abbreviation means "Telephone Network Operating System"
