centos7关闭防火墙, 开放及查看端口

$ sudo systemctl status firewalld.service

$ sudo systemctl stop firewalld.service #停止firewall
$ sudo systemctl disable firewalld.service #禁止firewall开机启动

$ sudo systemctl start firewalld.service

$ sudo firewall-cmd --zone=public --add-port=5672/tcp --permanent   # 开放5672端口

$ sudo firewall-cmd --zone=public --remove-port=5672/tcp --permanent  #关闭5672端口

$ sudo firewall-cmd --reload   # 配置立即生效

$ netstat -anp

$ sudo firewall-cmd --query-port=666/tcp

$ netstat -lnpt |grep 5672

$ ps 6832

$ netstat -lnpt

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