firewall-cmd
The firewalld command line client.
Install
- All systems
-
curl cmd.cat/firewall-cmd.sh
- Debian
-
apt-get install firewalld
- Ubuntu
-
apt-get install firewalld
- Arch Linux
-
pacman -S firewalld
- Kali Linux
-
apt-get install firewalld
- CentOS
-
yum install firewalld
- Fedora
-
dnf install firewalld
- Raspbian
-
apt-get install firewalld
The firewalld command line client.
-
View the available firewall zones:
firewall-cmd --get-active-zones
-
View the rules which are currently applied:
firewall-cmd --list-all
-
Permanently open the port for a service in the specified zone (like port `443` when in the `public` zone):
firewall-cmd --permanent --zone=public --add-service=https
-
Permanently close the port for a service in the specified zone (like port `80` when in the `public` zone):
firewall-cmd --permanent --zone=public --remove-service=http
-
Reload firewalld to force rule changes to take effect:
firewall-cmd --reload
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