How to Discover Devices on a BACnet Network Key Takeaways : How to Discover Devices on a BACnet Network Device discovery is essential to identify all BACnet devices connected to a network for integration and troubleshooting. BACnet uses Who-Is / I-Am services as the primary mechanism to announce and locate devices. Passive vs. active discovery: passive relies on listening to traffic, while active sends requests to elicit responses. Tools like YABE, Wireshark, and BACnet Explorer simplify the ...