IoT Hub on Azure Stack Hub overview
IoT Hub on Azure Stack Hub is currently in preview, and is provided free during the preview period.
IoT Hub on Azure Stack Hub allows you to create hybrid IoT solutions. IoT Hub is a managed service, acts as a central message hub for bi-directional communication between your IoT application and the devices it manages. You can use IoT Hub on Azure Stack Hub to build IoT solutions with reliable and secure communications between IoT devices and a on-prem solution backend.
Differences between Azure IoT Hub and IoT Hub on Azure Stack Hub
|Feature||Azure IoT Hub||IoT Hub on Azure Stack Hub|
|Scale||https://docs.microsoft.com/azure/iot-hub/iot-hub-scaling||S2 and S3 IoT Hubs are supported|
IoT Hub throttling
The throttling and quotas for IoT Hub on Azure Stack Hub S2 and S3 SKUs, is same as IoT Hub on Azure. Please refer to Azure IoT Hub quotas and throttling for more details.
To prepare for installation of IoT Hub on Azure Stack Hub, review the Prerequisites document.
To learn more about the difference between a connected and disconnected Azure Stack Hub, review Azure Stack Connection Model.