What does ISDN stand for?
ISDN stands for "Integrate Services Digital Network"
How to abbreviate "Integrate Services Digital Network"?
"Integrate Services Digital Network" can be abbreviated as ISDN
What is the meaning of ISDN abbreviation?
The meaning of ISDN abbreviation is "Integrate Services Digital Network"
What does ISDN mean?
ISDN as abbreviation means "Integrate Services Digital Network"
