Blog

The Message Expiry Interval is a new feature introduced in MQTT 5.0, which allows the publisher to set an expiry interval for time-sensitive messages.

We are thrilled to announce that eKuiper 1.11.0 is now officially released! This version aims to improve the SQL syntax to offer more powerful rules.

To achieve the Enhanced Authentication, MQTT introduced the AUTH packet to implement any number of authentication data exchanges, to support various types of authentication mechanisms, such as SCRAM, Kerberos authentication, and so on.

In MQTT, both the client and the server can send a DISCONNECT packet to the other party before disconnecting the network connection, indicating the reason for the connection closure.

MQTT has a type of packet used to simulate heartbeats between the client and server to maintain the connection. They are PINGREQ and PINGRESP packets, which we often call heartbeat packets.

Introduce fundamental concepts of KPIs for manufacturing and explore how they are employed to achieve high-level manufacturing management.

In MQTT, the SUBSCRIBE packet is used to initiate a subscription request, while the SUBACK packet is used to return the subscription result. The UNSUBSCRIBE and UNSUBACK packets are used when unsubscribing.

This blog will introduces the PUBLISH packet used to deliver application messages in MQTT, and its response packets.

Discuss the challenges of traditional manufacturing, explore how to solve them with a modern messaging infrastructure and transform into smart manufacturing.

This blog will discuss the optimal device connection approach for quickly implementing an IoT prototype.

RabbitMQ is an open-source message-broker software that transmits data between applications and services. Kafka is an open-source distributed message streaming platform.

In this blog, we introduced the KNX protocol and demonstrated the overall process of bridging KNX data to MQTT using Neuron.