What does ISL stand for?
ISL stands for "Interstation Signaling Link"
How to abbreviate "Interstation Signaling Link"?
"Interstation Signaling Link" can be abbreviated as ISL
What is the meaning of ISL abbreviation?
The meaning of ISL abbreviation is "Interstation Signaling Link"
What does ISL mean?
ISL as abbreviation means "Interstation Signaling Link"
