System Administration


Articles marked as System Administration are usually geared towards Linux security, networking, server configuration, virtualization, and similar topics.


At Linux Nightly, we’re always auditing our Linux servers and desktops, and looking for ways to improve performance and security. In these guides, we share some of the helpful things we’ve learned.

How to Disable (or Enable) Firewall on AlmaLinux

AlmaLinux and other RHEL-based Linux distributions use firewalld to manage firewall rules. Note that firewalld is simply a frontend for iptables, which is the system firewall baked directly into the Linux kernel. firewalld makes firewall rules easier to manage by setting up “zones.” In this tutorial, you will see how to disable or enable the

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