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