<ruby id="bdb3f"></ruby>

    <p id="bdb3f"><cite id="bdb3f"></cite></p>

      <p id="bdb3f"><cite id="bdb3f"><th id="bdb3f"></th></cite></p><p id="bdb3f"></p>
        <p id="bdb3f"><cite id="bdb3f"></cite></p>

          <pre id="bdb3f"></pre>
          <pre id="bdb3f"><del id="bdb3f"><thead id="bdb3f"></thead></del></pre>

          <ruby id="bdb3f"><mark id="bdb3f"></mark></ruby><ruby id="bdb3f"></ruby>
          <pre id="bdb3f"><pre id="bdb3f"><mark id="bdb3f"></mark></pre></pre><output id="bdb3f"></output><p id="bdb3f"></p><p id="bdb3f"></p>

          <pre id="bdb3f"><del id="bdb3f"><progress id="bdb3f"></progress></del></pre>

                <ruby id="bdb3f"></ruby>

                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                ### 一、firewalld的基本使用 ``` 啟動: systemctl start firewalld 關閉: systemctl stop firewalld 查看狀態: systemctl status firewalld 開機禁用? : systemctl disable firewalld 開機啟用? : systemctl enable firewalld ``` * * * ### 二.systemctl是CentOS7的服務管理工具中主要的工具,它融合之前service和chkconfig的功能于一體。 ``` 啟動一個服務:systemctl start firewalld.service 關閉一個服務:systemctl stop firewalld.service 重啟一個服務:systemctl restart firewalld.service 顯示一個服務的狀態:systemctl status firewalld.service 在開機時啟用一個服務:systemctl enable firewalld.service 在開機時禁用一個服務:systemctl disable firewalld.service 查看服務是否開機啟動:systemctl is-enabled firewalld.service 查看已啟動的服務列表:systemctl list-unit-files|grep enabled 查看啟動失敗的服務列表:systemctl --failed ``` * * * ### 三.配置firewalld-cmd ``` 查看版本: firewall-cmd --version 查看幫助: firewall-cmd --help 顯示狀態: firewall-cmd --state 查看所有打開的端口: firewall-cmd --zone=public --list-ports 更新防火墻規則: firewall-cmd --reload 查看區域信息:? firewall-cmd --get-active-zones 查看指定接口所屬區域: firewall-cmd --get-zone-of-interface=eth0 拒絕所有包:firewall-cmd --panic-on 取消拒絕狀態: firewall-cmd --panic-off 查看是否拒絕: firewall-cmd --query-panic ``` * * * ### 四、添加端口 #### 4.1、查看端口進程 ``` netstat -ntulp ``` ![image](http://upload-images.jianshu.io/upload_images/7100414-8ec6d71638f7960e?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240) #### 4.2、查看運行端口:比如mysql ``` ps -ef | grep mysql ``` ![image](http://upload-images.jianshu.io/upload_images/7100414-7cdceb3c271c1cb7?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240) #### 4.3、防火墻添加端口:比如mysql的端口3307 ``` firewall-cmd --zone=public --add-port=3307/tcp --permanent? ? (--permanent永久生效,沒有此參數重啟后失效) 重新載入 firewall-cmd --reload 查看 firewall-cmd --zone= public --query-port=3307/tcp 刪除 firewall-cmd --zone= public --remove-port=3307/tcp --permanent ```
                  <ruby id="bdb3f"></ruby>

                  <p id="bdb3f"><cite id="bdb3f"></cite></p>

                    <p id="bdb3f"><cite id="bdb3f"><th id="bdb3f"></th></cite></p><p id="bdb3f"></p>
                      <p id="bdb3f"><cite id="bdb3f"></cite></p>

                        <pre id="bdb3f"></pre>
                        <pre id="bdb3f"><del id="bdb3f"><thead id="bdb3f"></thead></del></pre>

                        <ruby id="bdb3f"><mark id="bdb3f"></mark></ruby><ruby id="bdb3f"></ruby>
                        <pre id="bdb3f"><pre id="bdb3f"><mark id="bdb3f"></mark></pre></pre><output id="bdb3f"></output><p id="bdb3f"></p><p id="bdb3f"></p>

                        <pre id="bdb3f"><del id="bdb3f"><progress id="bdb3f"></progress></del></pre>

                              <ruby id="bdb3f"></ruby>

                              哎呀哎呀视频在线观看