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