【防火墙】RHEL 7.0 系统firewall防火墙改为iptables防火墙
8年前 (2016-01-19) 作者:Jiaozn 分类:Linux 阅读次数:4035 评论(0)systemctl stop firewalld.service #停止firewall systemctl disable firewalld.service #禁止firewall开机启动 yum install iptables-services #安装iptables vi /etc/sysconfig/iptables #编辑防火墙配置文件 # Firewall configuration written by system-config-firewall # Manual customization of this file is not recommended. *filter :INPUT ACCEPT [0:0] :FORWARD ACCEPT [0:0] :OUTPUT ACCEPT [0:0] -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT -A INPUT -p icmp -j ACCEPT -A INPUT -i lo -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 22 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 80 -j ACCEPT -A INPUT -j REJECT --reject-with icmp-host-prohibited -A FORWARD -j REJECT --reject-with icmp-host-prohibited COMMIT :wq! #保存退出
systemctl start iptables.service #启动防火墙 systemctl stop iptables.service #停止防火墙 systemctl restart iptables.service #重启防火墙 systemctl status iptables.service #查看防火墙状态 systemctl enable iptables.service #设置开机启动
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