What does CSTN stand for?
CSTN stands for "Circuit-Switched Telephone Network"
How to abbreviate "Circuit-Switched Telephone Network"?
"Circuit-Switched Telephone Network" can be abbreviated as CSTN
What is the meaning of CSTN abbreviation?
The meaning of CSTN abbreviation is "Circuit-Switched Telephone Network"
What does CSTN mean?
CSTN as abbreviation means "Circuit-Switched Telephone Network"
