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          • Resource Spaces - IoT Device Access

            Resource Spaces - IoT Device Access

            Figure 3 Resource space - Viewing resource spaces Deleting a Resource Space You can delete a resource space that is no longer used. 1. The default resource space cannot be deleted. 2.

            Help > IoT Device Access > User Guide
          • OTA Upgrade for a Batch of Devices - IoT Device Access

            OTA Upgrade for a Batch of Devices - IoT Device Access

            To delete an upgrade task, manually stop the task first.

            Help > IoT Device Access > User Guide > Device Management > OTA Upgrade
          • Manage Devices in a Device Group - IoT Device Access

            Manage Devices in a Device Group - IoT Device Access

            You can add or delete a device. Options: addDevice: Add a registered device to a specific device group. removeDevice: Remove a device from a specific device group. This operation only removes the relationship between the device and the device group.

            Help > IoT Device Access > API Reference > API Reference on the Application Side > API > Group Management
          • Using a Virtual Smart Street Light to Communicate with the Platform (C SDK) - IoT Device Access

            Using a Virtual Smart Street Light to Communicate with the Platform (C SDK) - IoT Device Access

            Delete -m64 from the makefile in a 32-bit OS. Run export LD_LIBRARY_PATH=./lib/ to load the library file. Run ./MQTT_Demo.o. If the connection is successful, the message "connect success" is displayed. The device is also displayed as Online on the console.

            Help > IoT Device Access > Getting Started > Quick Device Access - Property Reporting and Command Receiving
          • Constructing a Request - IoT Device Access

            Constructing a Request - IoT Device Access

            DELETE: requests the server to delete specified resources, for example, an object. HEAD: same as GET except that the server must return only the response header. PATCH: requests the server to update partial content of a specified resource.

            Help > IoT Device Access > API Reference > API Reference on the Application Side > Calling APIs
          • Create a Device - IoT Device Access

            Create a Device - IoT Device Access

            To delete the entire desired section, enter an empty object (for example, "desired":{}). To delete the desired value of a property, set the property value to null (for example, {"temperature":null}).

            Help > IoT Device Access > API Reference > API Reference on the Application Side > API > Device Management
          • Registering a Device Authenticated by an X.509 Certificate - IoT Device Access

            Registering a Device Authenticated by an X.509 Certificate - IoT Device Access

            Figure 4 Device CA certificate - Uploading a verified certificate Deleting a Device CA Certificate You can delete a device CA certificate that is no longer used.

            Help > IoT Device Access > User Guide > Device Management > Device Registration
          • Application Python SDK - IoT Device Access

            Application Python SDK - IoT Device Access

            For the basic edition, delete the line. credentials.with_derived_predicate(DerivedCredentials.get_default_derived_predicate()) # For the basic edition, select the region object in IoTDAClient. For example, .with_region(IoTDARegion.CN_NORTH_4).

            Help > IoT Device Access > SDK Reference > SDKs for the Application Side
          • Application Node.js SDK - IoT Device Access

            Application Node.js SDK - IoT Device Access

            For the basic edition, delete the line. .withDerivedPredicate(core.BasicCredentials.getDefaultDerivedPredicate) .withProjectId(project_id) // Create and initialize an IoTDAClient instance. const client = iotda.IoTDAClient.newBuilder()

            Help > IoT Device Access > SDK Reference > SDKs for the Application Side
          • Developing a Product Model Online - IoT Device Access

            Developing a Product Model Online - IoT Device Access

            You can modify, add, or delete fields in the product model as required. If you want to customize a product model, you need to define a complete product model. This topic uses a product model that contains a service as an example.

            Help > IoT Device Access > Developer Guide > Development on the Device Side > Product Development > Developing a Product Model
          • Application .NET SDK - IoT Device Access

            Application .NET SDK - IoT Device Access

            For the basic edition, delete the line.

            Help > IoT Device Access > SDK Reference > SDKs for the Application Side
          • C Demo Usage Guide - IoT Device Access

            C Demo Usage Guide - IoT Device Access

            Delete -m64 from the makefile in a 32-bit OS. Run export LD_LIBRARY_PATH=./lib/ to load the library file. Run ./MQTT_Demo.o. //connect int ret = mqtt_connect(); if (ret !

            Help > IoT Device Access > Developer Guide > Development on the Device Side > Access Using MQTT Demos
          • Modify a Device - IoT Device Access

            Modify a Device - IoT Device Access

            If this parameter is set to 0 (recommended), the platform does not delete the device registration information. Note: This parameter takes effect only for directly connected devices.

            Help > IoT Device Access > API Reference > API Reference on the Application Side > API > Device Management
          • Custom Topics Starting with $oc - IoT Device Access

            Custom Topics Starting with $oc - IoT Device Access

            After the topic is added, you can modify or delete it in the custom topic list. Device creation: Create a device under the product. The created device inherits the custom topics set for the product. For details, see Registering an Individual Device.

            Help > IoT Device Access > User Guide > Message Communications > Custom Topic Communications
          • Application Java SDK - IoT Device Access

            Application Java SDK - IoT Device Access

            For the basic edition, delete the line. .withDerivedPredicate(BasicCredentials.DEFAULT_DERIVED_PREDICATE) .withProjectId(projectId); // Create and initialize an IoTDAClient instance.

            Help > IoT Device Access > SDK Reference > SDKs for the Application Side
          • Bills - IoT Device Access

            Bills - IoT Device Access

            Check the Consistency of the Actual Usage and Billed Usage Assume that you purchased two IoTDA SU1 units at 10:09:06 on April 8, 2023, and delete the them at 10:09:06 on April 10, 2023.

            Help > IoT Device Access > Billing
          • API Usage Guide - IoT Device Access

            API Usage Guide - IoT Device Access

            AMQP queue management Used to create, delete, and view queues. AMQP queues can receive messages through AMQP clients after subscribing to rules. Access credential management Used for authentication when long connections are established using protocols such as AMQP and MQTTS.

            Help > IoT Device Access > Developer Guide > Development on the Application Side
          • Gateways and Child Devices - IoT Device Access

            Gateways and Child Devices - IoT Device Access

            The application calls the API for deleting a device to command the gateway to delete the child device. The gateway deletes the device upon receiving the command. 8. The gateway calls the API described in Gateway Requesting for Deleting Child Devices.

            Help > IoT Device Access > User Guide > Device Management
          • Usage - IoT Device Access

            Usage - IoT Device Access

            Note: Delete the colons (:) from the obtained fingerprint when filling it. Figure 10 OpenSSL execution example Performing Connection Authentication You can activate the device registered with the platform by using MQTT.fx. For details, see Device Connection Authentication.

            Help > IoT Device Access > Developer Guide > Development on the Device Side > MQTT(S) Access > Certificate Authentication
          • Application PHP SDK - IoT Device Access

            Application PHP SDK - IoT Device Access

            For the basic edition, delete the line. $credential->withDerivedPredicate(Credentials::getDefaultDerivedPredicate()); // Modify the default configuration and skip the server certificate verification.

            Help > IoT Device Access > SDK Reference > SDKs for the Application Side
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