Question: what does it mean when you call someone and it just hangs up?
Answer: 1 that means the line has rung at the other end 2 times. In a PBX phone system we have a CALL rejection feature. ... If it is on your end that you get the one ring and hang up many call VERIFIERS will place a hall and listen to the line breifly for a human response the hang up and log it for future spam calls.