How to Start and Enable Firewalld on CentOS 7

Posted on August 9, 2019 by J. Mays | Updated: March 8, 2021

Category: Tutorials | Tags: CentOS, CentOS 7, Firewall, Firewalld, Security, Systemctl, Systemd

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In this article, we discuss how to start and enable firewalld. It is highly recommended that you have a firewall protecting your server.

Pre-Flight Check

These instructions are intended specifically for enabling and starting Firewalld CentOS 7.
I’ll be working from a Liquid Web Self Managed CentOS 7 VPS server, and I’ll be logged in as root.

Enable Firewalld

To enable firewalld, run the following command as root:

systemctl enable firewalld

Start Firewalld

To start firewalld, run the following command as root:

systemctl start firewalld

Check the Status of Firewalld

To check the status of firewalld, run the following command as root:

systemctl status firewalld

About the Author: J. Mays

As a previous contributor, JMays shares his insight with our Knowledge Base center. In our Knowledge Base, you'll be able to find how-to articles on Ubuntu, CentOS, Fedora and much more!