Configure Firewall in linux (RHEL-7, CentOS-7, Ubuntu-16) – Hindi

In this video you will learn how to configure firewall in Linux.
This includes Netfilter, firewalld, Zones, services, Port and Interfaces.

Configure Firewall

1. /etc/firewalld : This is firewall configuration file.
2. firewall-config : This graphical user interface. This tool can be install using package – firewall-config
3. firewall-cmd : This is command line interface.

source
centos 7