What does IFB stand for?
IFB stands for "Internet Free/Busy"
How to abbreviate "Internet Free/Busy"?
"Internet Free/Busy" can be abbreviated as IFB
What is the meaning of IFB abbreviation?
The meaning of IFB abbreviation is "Internet Free/Busy"
What does IFB mean?
IFB as abbreviation means "Internet Free/Busy"