Centos下常用指令

Centos下常用指令

防火墙相关

查看端口占用

lsof -i tcp:80

查看防火墙某个端口是否开放

firewall-cmd --query-port=80/tcp

开放防火墙端口80

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

关闭80端口

firewall-cmd --zone=public --remove-port=80/tcp --permanent 

配置立即生效

firewall-cmd --reload 

查看防火墙状态

systemctl status firewalld

关闭防火墙

systemctl stop firewalld

打开防火墙

systemctl start firewalld

开放一段端口

firewall-cmd --zone=public --add-port=8121-8124/tcp --permanent

查看开放的端口列表

firewall-cmd --zone=public --list-ports

查看ip

ip addr

Nginx

Nginx相关服务

	systemctl start nginx.service
    systemctl stop nginx.service
    systemctl reload nginx.service
    systemctl status nginx.service