In order to effectively track and interact with large numbers of IoT devices, Cloud IoT Core requires that all devices be registered through a central device manager, which contains one or more device registries. Device registries are region-specific GCP project resources that contain related devices, along with registry-specific supporting GCP infrastructure such as Cloud Pub/Sub topics, IAM policies, and Stackdriver metrics. A single project may contain multiple registries, which provide logical groupings for devices such as device type, capabilities, or region.
Like most other GCP services, Cloud IoT Core can be managed from within the Google Cloud Console, gcloud, client libraries, or directly via Google ...
