How to Check Ubuntu Firewall Status with ufw Status Command
Ubuntu UFW Firewall It is a complete firewall solution that is highly configurable and provides an easy-to-use interface to manage Iptables on Ubuntu.
UFW comes preinstalled with Ubuntu, but inactive by default, How can I know? Well, we just need to check the status of the firewall.
ufw status command is the command that we are using to check Firewall Status on Ubuntu Linux.
If ufw is not running, you will see the following output (Status: inactive).
If it is active, you will see a list of firewall rules along with the active status.
Note that ufw status command requires root privileges to execute or you will see the following, ERROR: You need to be root to run this script.
If you need more information, check the verbose status of the Ubuntu Firewall.
ufw status verbose
As you can see verbose status reports include a couple of additional lines.
It Shows the default firewall policy for incoming and outgoing network traffic.
Numbered Status Report
When you add a new rule, it is important to add it into the right position. In that case you need to see the Ubuntu Firewall Status as a list of numbered rules.
ufw status numbered
Remember that the order matters. For example, you will need to add a certain deny rule before an allowed rule.
This is also really helpful when Deleting a rule via its number.