What does OSI stand for?
OSI stands for "Origination Signaling Identifier"
How to abbreviate "Origination Signaling Identifier"?
"Origination Signaling Identifier" can be abbreviated as OSI
What is the meaning of OSI abbreviation?
The meaning of OSI abbreviation is "Origination Signaling Identifier"
What does OSI mean?
OSI as abbreviation means "Origination Signaling Identifier"
