Squawk mode (on the right side of the FSInn button): The letter S is the label for squawk mode. S means Standby (orange). I means Ident (yellow). Primary radar + mode A/C secondary radar Squawk Ident: If a mode C aircraft is squawking squawking IDENT then this special “4-legged” icon with text saying: Beginning to read some about it and it appears there is no FSINN connection for Xplaneam I right? To squawk ID, hit the button in the plane, etc.FSInn Operation ManuelOPERATION MANUAL -1- FSInn Operation ManuelSUMMARY 1. id and password for the preconfigured network (see the following screen). When you enter controlled airspace ATC will most likely assign you a code and then Radar Identify you.Hope that helps.