天道酬勤,学无止境

动态防火墙 Firewalld

Firewalld security technology introduction

Introduction to Firewalld Starting from CentOS7, there is no iptables by default, but the firewall is used. FirewallD provides a dynamic firewall management tool that supports network/firewall zone (zone) to define network links and interface security levels. What is a dynamic firewall? Recall the iptables service management firewall rule mode: users add new firewall rules into the /etc/sysconfig/iptables configuration file, and then execute the command service iptables reload to make the changed rules take effect. Behind this whole process, the iptables service first clears the old firewall

2021-06-02 01:09:36    分类:博客    动态防火墙 Firewalld   安全运维