In this tutorial, you will see how to disable the firewall in Ubuntu Linux 18.04 as well as how to check the Ubuntu firewall status.
In this tutorial you will learn:
- How to disable or enable the firewall in Ubuntu 18.04
- How to check Ubuntu firewall status
Disable Ubuntu firewall
| Category | Requirements, Conventions or Software Version Used |
|---|---|
| System | Ubuntu 18.04 Bionic Beaver Linux |
| Software | ufw firewall |
| Other | Privileged access to your Linux system as root or via the sudo command. |
| Conventions | # – requires given linux commands to be executed with root privileges either directly as a root user or by use of sudo command$ – requires given linux commands to be executed as a regular non-privileged user |
Other Versions of this Tutorial
How to Toggle Ubuntu Firewall Instructions
Managing UFW from command line
UFW ( Uncomplicated Firewall ) firewall is a default firewall on Ubuntu 18.04 Bionic Beaver Linux.
Check a current firewall status
By default the UFW is disabled. You can check the status of your firewall by executing the following linux command:
$ sudo ufw status [sudo] password for linuxconfig: Status: inactive
For more verbose output append word verbose to the above command:
$ sudo ufw status verbose
Enable Firewall
To enable firewall execute:
$ sudo ufw enable Command may disrupt existing ssh connections. Proceed with operation (y|n)? y Firewall is active and enabled on system startup
Firewall, is now enabled:
$ sudo ufw status Status: active
Ubuntu Firewall Disable
UFW is quite intuitive to use. To disable it execute:
$ sudo ufw disable Firewall stopped and disabled on system startup
Confirm the firewall status:
$ sudo ufw status Status: inactive
Disable Ubuntu Firewall via graphical user interface
Install gufw package if you wish to manage our UFW firewall via graphical user interface application. Open up terminal and enter:
$ sudo apt install gufw
Once installed, start Gufw by searching your start menu. Search your start menu for gufw keyword. To start Gufw firewall application click on its icon.
Gufw firewall requires administrative privileges. Enter your password.
Gufw comes with pre-configured profiles. Select your profile and click on the status switch to disable the firewall or enable it.
Enabled firewall on Ubuntu 18.04:
Closing Thoughts
In this tutorial, we saw how to disable the firewall in Ubuntu 18.04. These same instructions can also be used to enable it. Lastly, we also saw how you can check your Ubuntu firewall status at any time.