在去中心化聊天应用程序中发送离线消息

Question

在使用pubsub网络的去中心化聊天应用程序中，当对等方离线时处理消息发送的最有效方法是什么？例如，如果用户 B 在用户 A 发送消息时处于离线状态，则会推荐哪些策略或协议来确保可靠的消息传输？任何见解或建议将不胜感激.

IPFS moderator · Answer

The MQTT protocol is a well-established and reliable solution specifically designed to address the problem at hand. Two popular implementations of this protocol are Mosquitto and RabbitMQ. Here are some key points about the MQTT protocol and its implementations: MQTT (Message Queuing Telemetry Transport) is a lightweight messaging protocol that enables efficient communication between devices in a publish-subscribe model. It is widely used in IoT (Internet of Things) applications due to its low bandwidth and power consumption requirements. MQTT provides a flexible and scalable solution for connecting devices and exchanging data in a reliable manner. Mosquitto is an open-source MQTT broker that acts as a central hub for message distribution. It allows devices to publish messages to specific topics and subscribe to receive messages from those topics. RabbitMQ is another popular implementation of the MQTT protocol. It is a feature-rich message broker that supports various messaging patterns, including publish-subscribe, request-reply, and more. Both Mosquitto and RabbitMQ offer robust and reliable messaging capabilities, making them suitable choices for implementing MQTT-based solutions. To summarize, the MQTT protocol, along with implementations like Mosquitto and RabbitMQ, provides a mature and efficient solution for addressing the problem at hand. These implementations offer reliable message distribution and can be utilized in a wide range of applications, particularly in the IoT domain.

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在去中心化聊天应用程序中发送离线消息

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