What is Firewall?
A firewall is a network security system that controls the inbound and outbound traffic of a server. In other words, it is a fairly important element of server security. If we have a server that connects to the internet, it is a good idea to set up a Firewall for it.
How to set up a Firewall?
You can set up a firewall manually on your server, make sure to check these tutorials for more details:
How to reset a Firewall?
If you have issues connecting to your server, and you have a Firewall set up, all you need to do to regain access is to reset your Firewall.
To reset a Firewall, navigate to the VPS dashboard, choose the server:
Open the Settings page:
You will find a button to reset the Firewall at the bottom of the page: