[AbortedLaunch]

Hang up and call back may not save you on some landline systems, where scammers are able to keep a connection open when the other party hangs up.

[loa_in_]

Can you elaborate? How can caller influence my landline connection?

[bigfatkitten]

They can't, unless they're physically down the street from you with a buttinski plugged into a junction box. That post was nonsense.