How to Stop and Disable Firewall on CentOS 8

Firewall is a free and open source tool that provides security features to control inbound and outbound traffic. It is enabled by default in CentOS 8 Linux machines, Services and ports can be allow and block by configuring firewall service.

This article describes How to Stop and Disable Firewall on CentOS 8.

[root@linuxcnf ~]# systemctl status firewalld ● firewalld.service - firewalld - dynamic firewall daemon    Loaded: loaded (/usr/lib/systemd/system/firewalld.service; enabled; vendor preset: enabled)    Active: active (running) since Tue 2019-11-26 20:49:32 IST; 30min ago ……………………. [root@linuxcnf ~]#

[root@linuxcnf ~]# firewall-cmd --stat running [root@linuxcnf ~]#

Step 1. Stop Firewall Service: Run the following command to stop firewalld daemon:

[root@linuxcnf ~]# systemctl stop firewalld [root@linuxcnf ~]#

Step 2. Disable Firewall Service: Run the following command to disable the firewalld service on across reboot the machine:

[root@linuxcnf ~]# systemctl disable firewalld Removed /etc/systemd/system/multi-user.target.wants/firewalld.service. Removed /etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service. [root@linuxcnf ~]#

Step 3. Verify the Firewall Service: Run the following commands to check the firewalld service status:

[root@linuxcnf ~]# firewall-cmd --stat not running [root@linuxcnf ~]#

[root@linuxcnf ~]# systemctl status firewalld ● firewalld.service - firewalld - dynamic firewall daemon    Loaded: loaded (/usr/lib/systemd/system/firewalld.service; disabled; vendor preset: enabled)    Active: inactive (dead) …………………… [root@linuxcnf ~]#

[root@linuxcnf ~]# systemctl is-enabled firewalld disabled [root@linuxcnf ~]#

Done!!! Firewall Service is stopped and disabled successfully.