如何物联网

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使用IoT孪生引擎管理园区环境

想用IoT孪生引擎管理园区环境?本文通过分步指南,详解从配置孪生体到添加数据映射的全过程,助您快速实现对园区环境温度的数字化统计。

使用云网关NB-IoT协议接入

本文分步详解如何使用云网关将NB-IoT设备接入物联网平台,内容覆盖电信AEP平台配置、物模型转换及下行通信测试,助您快速完成端到端集成。

Connect a device to IoT Platform by using MQTT.fx

based Message Queuing Telemetry Transport(MQTT)client that is written in Java.MQTT.fx supports the Windows,macOS,and Linux operating systems.You can use MQTT.fx to check whether a device can connect to IoT Platform.MQTT.fx...

Connect a client to IoT Platform by using the SDK ...

This topic describes how to use the SDK for Node.js to connect an Advanced Message Queuing Protocol(AMQP)client to Alibaba Cloud IoT Platform and receive messages from IoT Platform by using the server-side subscription ...

IoT Platform logs

You can query IoT Platform logs in the IoT Platform console.IoT Platform logs contain the records of communication among IoT Platform,devices,and applications.This topic describes the error codes in IoT Platform logs and ...

FAQ about IoT Platform

This topic provides answers to some frequently asked questions(FAQ)about IoT Platform.What are the communication modes that are used by IoT Platform to manage devices?IoT Platform provides secure and reliable communication...

Download IoT Platform SDKs

IoT Platform SDKs allow you to call API operations to manage IoT Platform resources,including products,devices,topics,data forwarding rules,and messages.This topic describes how to download and use IoT Platform SDKs.Note ...

Download IoT Platform SDKs

IoT Platform SDKs allow you to call API operations.You can use these API operations to manage IoT Platform resources.These resources include products,devices,topics,data forwarding rules,and messages.Note This article ...

Dump IoT Platform logs

By default,you can view the logs generated in the last seven days in the Device Log module of the IoT Platform console.You can also export logs from the module to a Logstore of Log Service for persistent storage.After you ...

What is IoT Platform?

billing methods,and fees of IoT Platform,see Billing overview.For more information,click Activate IoT Platform and Purchase Enterprise Edition instances.Usage methods The following table describes the methods to use IoT ...

FAQ about IoT Platform instances

This topic provides answers to some frequently asked questions(FAQ)about IoT Platform instances.For more information about IoT Platform instances,see Overview.What do I do if I cannot find the instance that I purchased?...

IoT platform billing related issues

This topic addresses common questions regarding the billing of IoT Platform instances.Question Category FAQ Billing Method Is the IoT Platform complimentary,or are public instances subject to charges?What are the billing ...

Create an NB-IoT device

You can connect Narrowband Internet of Things(NB-IoT)devices of China Telecom,China Mobile,and China Unicom to IoT Platform.This topic describes how to connect an NB-IoT device to IoT Platform.Background information NB-IoT...

Use IoT Platform SDK for PHP

IoT Platform provides an SDK for PHP. This topic describes how to install and configure IoT Platform SDK for PHP. This topic also provides sample code on how to use the SDK to call API operations of IoT Platform.Install ...

Use IoT Platform SDK for Python

IoT Platform provides an SDK for Python.This topic describes how to install and configure IoT Platform SDK for Python.This topic also provides sample code on how to use the SDK to call API operations of IoT Platform....

Connect a device to IoT Platform

Alibaba Cloud IoT Platform provides Link SDKs that allow devices to connect to IoT Platform.This topic describes how to enable communication between a device and IoT Platform by using the data_model_basic_demo sample code....

Use IoT Platform SDK for Go

IoT Platform provides an SDK for Go.This topic describes how to install and configure IoT Platform SDK for Go.This topic also provides sample code on how to use the SDK to call API operations of IoT Platform.Install the ...

Use IoT Platform SDK for Python

IoT Platform provides an SDK for Python.This topic describes how to install and configure IoT Platform SDK for Python.This topic also provides sample code on how to use the SDK to call API operations of IoT Platform....

Connect a gateway to IoT Platform

This topic describes how to configure a device SDK to connect a gateway to IoT Platform.Prerequisites The following operations are complete:Create a gateway and a sub-device:Create a gateway and a sub-device in IoT ...

Use IoT Platform SDK for .NET

IoT Platform provides developers with an SDK for.NET. This topic describes how to install and configure IoT Platform SDK for.NET. This topic also describes how to use the SDK to call the API operations of IoT Platform....

Use IoT Platform SDK for .NET

the call fails.For more information about IoT Platform instances,see Overview.For more information about how to purchase an instance,see Purchase Enterprise Edition instances.For more information,see FAQ about IoT Platform...

Use IoT Platform SDK for PHP

IoT Platform provides an SDK for PHP. This topic describes how to install and configure IoT Platform SDK for PHP. This topic also provides sample code on how to use the SDK to call API operations of IoT Platform.The ...

Use IoT Platform SDK for Java

IoT Platform SDK for Java allows you to efficiently manage IoT Platform resources by using Java programs.You can add the SDK as a dependency to your Maven project.You can also download the installation package to a local ...

Use IoT Platform SDK for Go

IoT Platform provides an SDK for Go.This topic describes how to install and configure IoT Platform SDK for Go.This topic also provides sample codes on how to use the SDK to call API operations of IoT Platform.Install IoT ...

Connect sub-devices to IoT Platform

Sub-devices do not directly connect to IoT Platform.Instead,they connect to IoT Platform through gateway devices by using the communication channel between the gateway and IoT Platform.Background information When you ...

Use IoT device IDs to verify devices

Alibaba Cloud provides IoT Device ID.An IoT device ID(ID²)is a trusted identifier for an IoT Platform device.Each ID² is tamper-resistant and non-falsifiable.Background information IoT Device ID provides bidirectional ...

Use IoT Platform SDK for Java

IoT Platform SDK for Java allows you to use Java programs to manage IoT Platform resources with high efficiency.You can add the SDK as a dependency to your Maven project.You can also download the installation package to an...

Send commands from IoT Platform to devices

After a device can submit data to IoT Platform,you can test downstream messaging by sending a command from IoT Platform to the device.This article describes how to set the properties of a street lamp device by using the ...

Connect an AMQP client to IoT Platform

This topic describes how to connect an Advanced Message Queuing Protocol(AMQP)client to IoT Platform.You can perform this operation after you configure an AMQP server-side subscription in the IoT Platform console.After you...

Mapping between IoT Platform API operations and ...

You can create a custom policy for IoT Platform and attach the policy to a RAM user.This policy grants the RAM user the permissions to call a specified IoT Platform API operation.For information about how to grant ...

What is the IoT as Bridge SDK?

China(Shanghai),Germany(Frankfurt),and US(Virginia).Architecture The IoT as Bridge SDK is a self-adaptive protocol framework.You can use the SDK to deploy a bridging service and achieve communication between IoT Platform ...

Subscribe to device messages from IoT Platform

After a device is connected to IoT Platform,the device submits data to IoT Platform.Then,the data can be forwarded to your server by using Advanced Message Queuing Protocol(AMQP).This topic describes how to configure an ...

Connect a Linux device to IoT Platform

You can directly compile and run the demo in the device SDK for C on a Linux device to connect to IoT Platform by using Message Queuing Telemetry Transport(MQTT).This article describes how to configure and connect a Linux ...

Subscribe to device messages from IoT Platform

After a device is connected to IoT Platform,the device submits data to IoT Platform.Then,the data can be forwarded to your server by using Advanced Message Queuing Protocol(AMQP).This topic describes how to configure an ...

Send commands from IoT Platform to devices

After a device submits data to IoT Platform,you can send a command from IoT Platform to the device to test downstream messaging.This topic describes how to call the Pub operation to send a command from a cloud application ...

Access IoT Platform as a RAM user

A Resource Access Management(RAM)user can be used to access the resources of IoT Platform.This topic describes how to create a RAM user,authorize a RAM user to access the resources of IoT Platform,and use a RAM user to log...

Connect devices to IoT Platform over CoAP

You can connect devices to IoT Platform over Constrained Application Protocol(CoAP).CoAP is suitable for low-power and resource-constrained devices,such as NB-IoT devices.This topic describes how to connect a device to IoT...

Create a product in the IoT Platform console

You must create a product in the IoT Platform console.The product name must be the same as the product name that you specified on the AEP platform of China Telecom.This way,you can connect the devices of the AEP platform ...

Communicate with IoT Platform by using custom MQTT...

You can call the Message Queuing Telemetry Transport(MQTT)API operations of an IoT Platform SDK to communicate with IoT Platform.You can send data to IoT Platform by sending messages to specified topics or subscribe to ...

Use IoT Platform SDK for Node.js

IoT Platform provides an SDK for Node.js.This topic describes how to install and configure IoT Platform SDK for Node.js.This topic also provides sample code on how to use the SDK to call API operations of IoT Platform....
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