What does TSIS stand for?
TSIS stands for "Telstra Service Interface Specification"
How to abbreviate "Telstra Service Interface Specification"?
"Telstra Service Interface Specification" can be abbreviated as TSIS
What is the meaning of TSIS abbreviation?
The meaning of TSIS abbreviation is "Telstra Service Interface Specification"
What does TSIS mean?
TSIS as abbreviation means "Telstra Service Interface Specification"
