Ensure your Huawei router is running the latest firmware, as WDT functions require up-to-date networking protocols.
Ensure that the IoT devices are compatible with Huawei's HiLink ecosystem.
Huawei Technologies Co. Ltd | Business and Management - EBSCO
Are you trying to configure a or an industrial IoT device ? Are you experiencing a specific error code ? What is the model of the Huawei router you are using?