What does NI-1 stand for?
NI-1 stands for "National ISDN 1"
How to abbreviate "National ISDN 1"?
"National ISDN 1" can be abbreviated as NI-1
What is the meaning of NI-1 abbreviation?
The meaning of NI-1 abbreviation is "National ISDN 1"
What does NI-1 mean?
NI-1 as abbreviation means "National ISDN 1"
