To see the properties of the virtual destination, double-click it or use the "Properties" command from the context menu. The following "Properties" window will appear:

properties_virtual

In the "Properties" window, the preview plays the incoming video for the current virtual destination in real time.

choose button

Press the "Choose" button to select any other physical source for the current virtual destination. The following dialog box appears, where you can select the desired physical source you wish to add:

RTP_sources

After selecting the physical source, click "OK" to close the dialog box.

set blank

Press the "Set blank" button in the "Properties" dialog box to disable routing for the current virtual destination.