centos7下安装iptables防火墙(关闭firewalld)
centos7下安装iptables防火墙(关闭firewalld)
系统操作环境centos7
[root@serve1 ~]# cat /etc/redhat-release
CentOS Linux release 7.4.1708 (Core)
关闭firewalld防火墙
systemctl stop firewalld #关闭firewalld防火墙
systemctl disable firewalld #禁止开机自启
安装iptables防火墙并开启
yum install iptables-services #安装iptables防火墙
systemctl start iptables #启动
systemctl enable iptables #开机自启
关闭SELinux
vim /etc/selinux/config
SELINUX=disabled #把enforcing改为disabled
setenforce 0 #即时生效
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