linux关于防火墙

一.关于防火墙

1.开放某个端口

firewall-cmd --add-port=端口号/tcp --permanent

2.开放完成之后，防火墙重载

firewall-cmd --reload

3.查看端口已开放列表

firewall-cmd --list-ports

4.开启防火墙

systemctl start firewalld

5.暂时关闭防火墙

systemctl stop firewalld

6.查看防火墙状态

systemctl status firewalld

7.永久关闭防火墙

systemctl disable firewalld
systemctl stop firewalld

8.开启防火墙服务

systemctl enable firewalld
systemctl start firewalld

9.查看redis集群哪些端口已开启

ps -ef|grep redis

linux关于防火墙

原文：https://www.cnblogs.com/seaWaveQin/p/13357704.html