On occasion, windows WiFi adapters and Ethernet cards can both hold an IP address at the same time. WiFi is very convenient but not always reliable, especially when discovering and/or downloading to a TC system. Plug the PC directly into the router or switch with a CAT5/ 6 cable.Use tools such as Fing or Angry IP to scan local networks to identify devices. If the device uses WiFi, assure that the network settings are correct and that the device is on the network.Confirm terminations are correct using a network continuity tester or a network cable certifier.

Assure the device is plugged into a power supply and the device is turned ON.

Assure that the network devices are properly plugged into the router/switch and/or the back of the device.

Cannot discover a TRF-ZW while trying to bridge(slave) z-wave gateways.

Failed to download when downloading program to devices in Download.

Cannot discover a device in Step 6: Network Setup > URC Devices.Use this article to setup up the network properly on the programming PC or if you are having trouble discovering, communicating or assigning devices in the Total Control system. Programming a Total Control system also has some PC network requirements to properly discover, communicate and assign devices. Total Control is reliant on the network and requires a reliable, stable and properly configured network. PC Network Settings in Total Control (Network Troubleshooting, Can't Discover Devices, Failed to Download)

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