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