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