IRL, at least here in canada, certain controllers will have a connection between them called a hotline or a shoutline. This configuration does not require the receiving controller to pickup, the calling controller can just start talking. They're typically used for very short coordination items like point outs and stuff like that rather than a full phone call
IRL, at least here in canada, certain controllers will have a connection between them called a hotline or a shoutline. This configuration does not require the receiving controller to pickup, the calling controller can just start talking. They're typically used for very short coordination items like point outs and stuff like that rather than a full phone call