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      Help Center/ IoT/ FAQs/ Secondary Development/ FAQs About Product Development/ Device Development
      Updated on 2022-02-24 GMT+08:00
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      Device Development

      • Registered Devices Cannot Connect to the IoT Platform
      • Message 513 Is Reported When Devices Are Connected to the IoT Platform
      • DTLS Encryption Algorithms Supported by the IoT Platform
      • What Does CTNB Mean
      • How to Select PSM, DRX, and eDRX
      • Devices Cannot Receive Commands from the IoT Platform
      • IoT Platform Does Not Receive Data Reported by Devices
      • Historical Data Does Not Contain Data Reported By Devices While No Error Occurs
      • Duration for Devices to Receive Commands
      • Devices Fail to Receive Data Reporting Responses
      • Data Reporting Is Successful at One Position But Fails at Another Position
      • Command Status Is Not Changed to Successful After a Device Reports the Command Execution Result
      • Whether the IoT Platform Can Switch Between the Big-Endian and Little-Endian
      • Commands Fail to Be Delivered When a Device in DRX Mode Does Not Report Data in One to Two Days
      Parent topic: FAQs About Product Development

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