firewalld by default does not allow packets that are dropped. In some cases, you need to find out if some packet is being dropped or not. For doing so you may want to enable logging of dropped packets …

It is good practice to keep iptables/firewall enabled. But configuring it is difficult, do you agree. Not any more 🙂 Install firewall-config sudo yum install firewall-config This will install a GUI …

Last couple of years, I just used to disable iptables on my system, this time I decided not to disable it and keep it enabled. So far so good, now comes the tricky part, I have http server enabled on …