Centos7的firewall簡單配置

開放指定端口linux firewall-cmd –zone=public –add-port=80/tcp –permanentweb –zone=[做用域] –add-port=[端口號]/[協議] –permanent：永久生效，若是不加劇啓後失效tcp 關閉指定端口svg firewall-cmd –remove-port=80/tcp –permentxml 查詢指定端口是否開放htm

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