Mqtt Client - Ebyte NB183 User Manual

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NB183S&NB183_User Manual
POST description, the header data that is configured as POST request method does not need to configure the data length
separately (for example: Content-length: 2729), the device automatically calculates the data length and sends it in groups.
Other header data needs to be manually configured, and supports up to 128 characters. Section data configuration.

4.4.6 MQTT Client

Supports quick access to standard MQTT3.1.1 protocol servers (OneNET, Baidu Cloud, Huawei Cloud, user-built and
other server types) and Alibaba Cloud servers, supports QoS level configuration (QoS 0, QoS 1), supports super-long text
configuration, Convenient and better access to network service operators (server address, three elements, subscription
and publishing addresses support up to 128 characters, and Alibaba Cloud product key is 64 characters).
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