centos7 firewall 防火牆常用命令

centos7 使用的防火牆是 firewalld

yum install firewalld

# 開啟服務

systemctl start firewalld
# 關閉防火牆
systemctl stop firewalld
# 檢視啟動狀態
systemctl status firewalld
# 開機自動啟動
systemctl enable firewalld
# 關閉開機制動啟動
systemctl disable firewalld

firewall-cmd --list-all --permanent

firewall-cmd --reload

firewall-cmd --zone=public --query-port=8080/tcp

firewall-cmd --permanent --add-port=80/tcp

firewall-cmd --permanent --remove-port=8080/tcp

firewall-cmd --permanent --zone=public --add-port=8080-8081/tcp

# 相當於開啟了 80/tcp 埠

# 相當於開啟了 443/tcp 埠
firewall-cmd --zone=public --add-service=https

firewall-cmd --runtime-to-permanent

firewall-cmd --get-default-zone

firewall-cmd --set-default-zone=public

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