| Gateway | An IoT controller (UniFi, ZenPhantom, igloohome cloud, MQTT pod-controller) the Adapter connects to |
| Device | A lock, reader, camera, Wi-Fi, switch, router or sensor onboarded through a gateway |
| Adapter device ID | The ada-… ID the Adapter assigns to each device or MRD screen |
| MRD-Web | Meeting Room Display — a browser-based room screen served by the Adapter |
| Device Base URL | The Adapter endpoint for one device or screen, pasted into ZenEdge with an Adapter API key |
| Provision / Re-provision | Links an MRD-Web screen to a ZenEdge physical space and issues (or refreshes) its device token |
| ZenEdge | ZenSpace's IoT cloud that consumes the Adapter's devices and screens via the Device Base URL |
| Criticality tier | Critical / Standard / Optional — Critical devices trigger offline email alerts |
| Webhook delivery mode | Off / Dry run / On — controls whether events are sent to subscribers |