查看防火牆運行狀態

• firewall – cmd – – state

停止防火牆

• systemctl stop firewalld

禁止防火牆開機自啟

• systemctl disable firewalld

更多

• 啟動服務：systemctl start firewalld.service
• 關閉服務：systemctl stop firewalld.service
• 重啟服務：systemctl restart firewalld.service
• 顯示服務的狀態：systemctl status firewalld.service
• 在開機時啟用：systemctl enable firewalld.service
• 在開機時禁用：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
• 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
• 更新防火牆規則： 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