Unable to restart FirewallD – Found left-over process 1234567 (rmmod)
To restart FirewallD, use this command: service firewalld restart However, if FirewallD refuses to restart, and you check the status using this command: service firewalld
firewalld
Fail2ban stops working because FirewallD is not running
Observing the fail2ban log file shows that IPs are already banned but still appearing in the list. Closer inspection of the log file shows that
How to configure a Firewall for WHM/cPanel
Description Using a firewall with WHM/cPanel can be confusing and complicated as WHM doesn’t ship with a firewall by default. The two mainstream Linux distributions,
How to block and and unblock IP addresses using FirewallD
What is FirewallD? FirewallD (Firewall Daemon) is a nice alternative to iptables but still uses iptables behind the scenes. Yet it’s much simpler and easier
Failed to load nf_conntrack module when starting FirewallD
Problem Description Upon starting FirewallD you might encounter the error listed hereunder. This particular behavior was observed on a new installation of Virtualmin/Webmin. Sep 19
How to setup SSH, Nginx, UFW, and MySQL on a new Ubuntu Server
This quick guide will show you how to set up an NGINX and UncomplicatedFirewall on an Ubuntu Server Update Packages to bring your system up
Virtualmin FTP not working on port 21
On CentOS 7 you try to FTP to your freshly installed Virtualmin server by doing this: user@hostname ~ $ ftp cp01.vander.host ftp: connect: No route