https://deepsleep.fun/learn/network-protocols/25-mqtt/Recent content in MQTT — 消息队列遥测传输 on DeepSleep BlogHugozh-CNhttps://deepsleep.fun/learn/network-protocols/25-mqtt/01-%E5%8E%9F%E7%90%86%E4%B8%8E%E6%8A%A5%E6%96%87/Mon, 01 Jan 0001 00:00:00 +0000https://deepsleep.fun/learn/network-protocols/25-mqtt/01-%E5%8E%9F%E7%90%86%E4%B8%8E%E6%8A%A5%E6%96%87/MQTT 工作原理：Broker 角色、Topic 通配符、15 种控制报文、QoS 0/1/2 握手、保留消息、遗嘱消息、Clean Session / 应用层（物联网）/ TCP 1883 / OASIS MQTT v3.1.1、v5.0https://deepsleep.fun/learn/network-protocols/25-mqtt/02-%E5%AE%9E%E6%88%98%E4%B8%8E%E6%8E%92%E9%94%99/Mon, 01 Jan 0001 00:00:00 +0000https://deepsleep.fun/learn/network-protocols/25-mqtt/02-%E5%AE%9E%E6%88%98%E4%B8%8E%E6%8E%92%E9%94%99/MQTT 实战：Wireshark 抓包过滤式、mosquitto_pub/sub 实操、Broker 配置、常见故障与排错、与 CoAP/AMQP 对比、速查表与面试题 / 应用层（物联网）/ TCP 1883、8883 / OASIS MQTT v3.1.1、v5.0