This topic describes the scenarios in which you can use the cloud SDKs and control SDKs provided by ApsaraMQ for MQTT.
Usage notes
You must use a cloud SDK that is provided by ApsaraMQ for MQTT together with a client SDK to send and receive messages. If you use the cloud SDK to send messages, use the client SDK to receive the messages. If you use the client SDK to send messages, use the cloud SDK to receive the messages. For more information about client SDKs, see Download the SDK.
Cloud SDKs are used to connect cloud applications to ApsaraMQ for MQTT. Client SDKs are used to connect devices to ApsaraMQ for MQTT.
Only the SDK for Java, the SDK for Go, and the SDK for .NET can be used as cloud SDKs.
You can use cloud SDKs to connect to only ApsaraMQ for MQTT instances whose kernel version is V3.3.0 and that are deployed in regions in the Chinese mainland.
Scenarios
