What does NI-1 stand for?

NI-1 stands for "National ISDN-1 (Integrated Services Digital Network)"

How to abbreviate "National ISDN-1 (Integrated Services Digital Network)"?

"National ISDN-1 (Integrated Services Digital Network)" can be abbreviated as NI-1

What is the meaning of NI-1 abbreviation?

The meaning of NI-1 abbreviation is "National ISDN-1 (Integrated Services Digital Network)"

What does NI-1 mean?

NI-1 as abbreviation means "National ISDN-1 (Integrated Services Digital Network)"