What does TTTN stand for?
TTTN stands for "Tandem Tie Trunk Network"
How to abbreviate "Tandem Tie Trunk Network"?
"Tandem Tie Trunk Network" can be abbreviated as TTTN
What is the meaning of TTTN abbreviation?
The meaning of TTTN abbreviation is "Tandem Tie Trunk Network"
What does TTTN mean?
TTTN as abbreviation means "Tandem Tie Trunk Network"
