Data Multicast allows to build a network of RealDash instances that are capable of sharing all information between each other. Common use-case is having two display devices running RealDash, while another can control the screen of another by sharing inputs like 'Steering Wheel Button'.
All instances of RealDash must be in same local network in order to multicast the data. If devices are not in same network, you can configure one device as WiFi Hotspot and connect other devices to that.
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