防火墙中打开 80 端口:
- # firewall-cmd --zone=public --add-port=80/tcp --permanent (持久化开启 80 端口)
- # firewall-cmd -reload
在浏览器输入公网地址: http://ip/
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其他补充知识:
查看版本: firewall-cmd --version
显示状态: firewall-cmd --state
查看所有打开的端口: netstat -anp
开启防火墙 systemctl start firewalld
关闭防火墙 systemctl stop firewalld
查询指定端口是否已开
- firewall-cmd --query-port=80/tcp
- systemctl disable firewald.service (永久关闭防火墙)
- systemctl enable firewald.service (永久开启防火墙)
- systemctl start httpd.service #启动 apache
- systemctl stop httpd.service #停止 apache
- systemctl restart httpd.service #重启 apache
- systemctl enable httpd.service #设置 apache 开机启动
来源: http://www.bubuko.com/infodetail-3263974.html