Babin Lonston | Tecmint: Linux Howtos, Tutorials & Guides

usermod Command: Manage Linux Users, Groups, UID, Shell and More

Most admins learn usermod -aG in their first week and never read much beyond it. But drop the -a once

Every time your server needs to look up a domain name, it sends a DNS request to another DNS resolver.

Net-filter as we all know it’s a firewall in Linux. Firewalld is a dynamic daemon to manage firewalls with support

Apt-Cacher-NG is a caching proxy server (or apt proxy) for Debian-based distributions such as Ubuntu, Kubuntu, Xubuntu, Edubuntu, Linux Mint,

TrueNAS CORE (formerly FreeNAS) is a popular storage system that helps you build your own high-quality storage setup without paying

IPFire is an open-source Linux distribution that works as a firewall, VPN gateway, proxy server, DHCP server, time server, caching

FreeBSD is a free Unix-like operating system developed by the Berkeley Software Distribution. It is available for all major platforms,

Firewalld provides a way to configure dynamic firewall rules in Linux that can be applied instantly, without the need of

Fedora is an open source operating system, which is based on Linux kernel developed and it’s supported by RedHat. Fedora’s

Failover is a type of backup operational mode in which the operations of a system components such as network are

Kali Linux is completely a rebuild of Backtrack Linux, Backtrack named Kali now, maintain completely to Debian development models. Kali

Btrfs or B-tree file system is a GPL-licensed copy-on-write (COW) was developed by multiple companies as follows Oracle, Redhat, Fujitsu,