配置网络
https://blog.csdn.net/akipa11/article/details/81414875
设置时区
https://blog.csdn.net/jkjkjkll/article/details/80015635
关闭selinux
https://blog.csdn.net/fake_hydra/article/details/83061765
修改/etc/selinux/config文件中的SELINUX=”” 为 disabled ，然后重启。
如果不想重启系统，使用命令setenforce 0
centos7 防火墙
https://www.4spaces.org/centos-open-porter/
禁止开机启动
systemctl disable firewalld
启动防火墙
systemctl start firewalld
设置开机启动
systemctl enable firewalld
查看状态
systemctl status firewalld
查看zone名称
firewall-cmd –get-active-zones
开放443端口
firewall-cmd –zone=public –add-port=443/tcp –permanent
开放多个端口
firewall-cmd –zone=public –add-port=8080-8090/tcp –permanent
重启防火墙
firewall-cmd –reload
查看指定区域所有打开的端口
firewall-cmd –zone=public –list-ports
删除端口
firewall-cmd –zone=public –remove-port=3080/tcp –permanent
