FirewallD is a powerful and flexible firewall management tool for Linux systems. It provides a dynamic way to manage firewall rules and zones, allowing for real-time adjustments without the need to restart the firewall service.
To install FirewallD on a Linux system, use the following commands based on your distribution:
sudo yum install firewalld
sudo systemctl enable firewalld
sudo systemctl start firewalld
sudo apt-get install firewalld
sudo systemctl enable firewalld
sudo systemctl start firewalld
To check the status of FirewallD, use:
sudo firewall-