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                MQTT協議是一種專為物聯網設計的通信協議,EMQX作為開源的mqtt轉發平臺被廣泛使用,現將其在Centos上的簡單部署總結如下: ### 問題: Centos7上部署EMQX ### 步驟: 選擇最簡單的yum安裝方式: 1、安裝必要的依賴 ~~~text sudo yum install -y yum-utils device-mapper-persistent-data lvm2 ~~~ 2、設置repo庫 ~~~text sudo yum-config-manager --add-repo https://repos.emqx.io/emqx-ce/redhat/centos/7/emqx-ce.repo ~~~ 3、yum安裝emqx最新版本 ~~~text sudo yum install emqx ~~~ 5、啟動emqx ~~~text sudo emqx start ~~~ 6、常用設置 ~~~text 查看emqx狀態: sudo emqx_ctl status 隨系統啟動 sudo systemctl start emqx ~~~ 7、系統自帶防火墻設置 端口說明: 端口 端口對應的協議或者作用 1883 MQTT protocol port 8883 MQTT/SSL port 8083 MQTT/WebSocket port 8080 HTTP API port 18083 Dashboard Management Console Port ~~~text 開放端口 sudo firewall-cmd --zone=public --add-port=18083/tcp --permanent sudo firewall-cmd --zone=public --add-port=1883/tcp --permanent 重啟防火墻 sudo systemctl reload firewalld ~~~ 訪問dashboard: http://localhost:18083,localhost可以替換為你的云服務器公網IP或者虛擬機IP。登錄賬號:admin,密碼:public。進入Web管理控制臺。
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