Requirements
Regions and versions
Cloud regions
Only these cloud regions are available: us-central1
, europe-west1
, and asia-east1
.
Transport layer security (TLS)
ClearBlade IoT Core requires TLS version 1.2 or higher. For more guidance on TLS, see the Minimum standards for TLS clients section in Disabling SSLv3 and RC4.
MQTT bridge
MQTT version 3.1.1 is required.
These features are not supported:
MQTT QoS 2
Arbitrary MQTT topics and subscriptions. For topic requirements, see connecting devices using MQTT
Last will and testament (LWT)
Retained messages
Persistent sessions
HTTP bridge
Secure communication (HTTPS) is required.
ClearBlade IoT Core supports HTTP 1.1 only.
Permitted characters and size requirements
Registries, device identifiers, and their associated fields are limited to certain characters. These fields are also limited in size (length or byte size).
Each resource’s permitted characters and sizes
Resource | Limitations |
---|---|
| |
| |
| |
| |
Subfolders* |
|
*Subfolders refer to the eventNotificationConfigs.subfolderMatches
device registry field. It is used when matching MQTT or HTTP subfolders to a Cloud Pub/Sub topic.