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