centos7 关闭防火墙和selinux

systemctl stop firewalld.service #停止firewall

systemctl disable firewalld.service #禁止firewall开机启动

yum -y install iptables-services

vi /etc/sysconfig/iptables

-A INPUT -m state --state NEW -m tcp -p tcp --dport 3306 -j ACCEPT

systemctl restart iptables.service #重启防火墙使配置生效
systemctl enable iptables.service #设置防火墙开机启动

gedit /etc/sysconfig/selinux

#SELINUX=enforcing

SELINUX=disabled

setenforce 0

getenforce

[root@localhost etc]# setenforce 0
[root@localhost etc]# getenforce Permissive