CentOS6.5查看防火墙的状态: [zh@localhost ~]$service iptable status 显示结果: [zh@localhost ~]$service iptable status Redirecting to /bin/systemctl status iptable.service ● iptable.service Loaded: not-found (Reason: No such file or directory) Active: inactive (de
CentOS6.5查看防火墙的状态: ? 1 [zh@localhost ~]$service iptable status 显示结果: ? 1 2 3 4 5 6 7 8 9 [zh@localhost ~]$service iptable status Redirecting to /bin/systemctl status iptable.service iptable.service Loaded: not-found (Reason: No such file or d
firewalld(Dynamic Firewall Manager of Linux systems,Linux系统的动态防火墙管理器)服务是默认的防火墙配置管理工具. firewall-cmd 是 firewalld的字符界面管理工具,firewalld是centos7的一大特性,最大的好处有两个:支持动态更新,不用重启服务:第二个就是加入了防火墙的“zone”概念. firewalld自身并不具备防火墙的功能,而是和iptables一样需要通过内核的netfilter来实现,也就是说fir