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Tecmint: Linux Howtos, Tutorials & Guides
  • Learn Linux
  • Linux Distros
    • Linux Distros for Beginners
    • Linux Distros for Experts
    • New Linux Distros
    • Linux Server Distros
    • Secure Linux Distros
    • CentOS Alternatives
    • RedHat Distributions
    • Debian Distributions
    • Ubuntu Distributions
    • Arch Linux Distros
    • Rolling Linux Distros
    • KDE Linux Distros
    • Linux Distros for Old PC
    • Linux Distros for Kids
    • Linux Distributions for Students
    • Linux Distros for Windows
  • Commands
    • A – Z Linux Commands
    • 100+ Linux Commands
  • Tools
  • Tutorials
    • Docker Tutorials
    • Ansible Tutorials
    • Postfix Tutorials
    • Django Tutorials
    • LVM Tutorials
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    • iSCSI Tutorials
    • Red Hat Virtualization
    • Hadoop Tutorials
    • Zentyal Tutorials
    • Create GUI Apps
  • eBooks
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    • RHCE Exam
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    • LFCE Exam
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centos 7

Configure Network Interface in CentOS 7

How to Configure Network Static IP Address on RHEL/CentOS 8/7

The scope of this tutorial is to explain how we can edit and make changes to Network Configurations on RHEL/CentOS

CentOS Server Hardening Security Tips

23 CentOS Server Hardening Security Tips – Part 2

Continuing the previous tutorial on How to Secure and Harden CentOS server, in this article, we’ll discuss other security tips

CentOS Server Hardening Security Tips

20 CentOS Server Hardening Security Tips – Part 1

This tutorial only covers general security tips for CentOS 8/7 which can be used to harden the system. The checklist

Setup Apache HTTPS Using SSL/TLS

RHCE Series: Implementing HTTPS through TLS using Network Security Service (NSS) for Apache – Part 8

If you are a system administrator who is in charge of maintaining and securing a web server, you can’t afford

Things to do After CentOS RHEL 7 Installation.jpg

30 Things to Do After Minimal RHEL/CentOS 7 Installation

CentOS is a Industry Standard Linux Distribution which is a derivative of RedHat Enterprise Linux. You may start using the

Reset Forgotten root Password in CentOS 7 and RHEL 7

Single User Mode: Resetting/Recovering Forgotten Root User Account Password in RHEL/CentOS 7

Have you ever encountered a situation when you missed your user account password on a Linux System? And the situation

KVM Management in Linux

How to Manage KVM Virtual Environment using Commandline Tools in Linux

In this 4th part of our KVM series, we are discussing KVM environment management using CLI. We use ‘virt-install’ CL

Create KVM Stroage Volumes and Pools

How to Manage KVM Storage Volumes and Pools for Virtual Machines – Part 3

In this part 3 of our tutorial, we are discussing how to create and manage KVM Storage volumes and Pools

Network Install of Virtual Machines in KVM

How to Deploy Multiple Virtual Machines using Network Install (HTTP, FTP and NFS) under KVM Environment – Part 2

This is the Part 2 of KVM series, here we will discuss how to deploy Linux virtual machines using network

Setup Yum Local Repository in CentOS 7

How to Setup a Network Repository to Install or Update Packages – Part 11

Installing, updating, and removing (when needed) installed programs are key responsibilities in a system administrator’s daily life. When a machine

Install and Configure KVM in CentOS

How to Create Virtual Machines in Linux Using KVM (Kernel-based Virtual Machine) – Part 1

This tutorial discusses KVM introduction, deployment and how to use it to create virtual machines under RedHat based-distributions such as

Setup Cahing DNS Server in CentOS 7

How to Install and Configure ‘Cache Only DNS Server’ with ‘Unbound’ in RHEL/CentOS 7

Caching name servers using ‘Unbound‘ ( is a validating, recursive, and caching DNS server software ), back in RHEL/CentOS 6.x

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Linux Commands and Tools

How to Find Out List of All Open Ports in Linux

Different Ways to Create and Use Bash Aliases in Linux

How to Install ‘locate Command’ to Find Files in Linux

How to Fix USB Sticks Mounted as Read-Only in Linux

7 Best Tools to Compare Text Files in Linux

How to Append a Line After a String in a File Using sed Command

Linux Server Monitoring Tools

Stacer – Linux System Optimizer & Monitoring Tool

How to Install Zabbix Agent and Add Windows Host to Zabbix Monitoring – Part 4

bmon – A Powerful Network Bandwidth Monitoring and Debugging Tool for Linux

Iotop – Monitor Linux Disk I/O Activity and Usage Per-Process Basis

How to Install LibreNMS Monitoring Tool on Debian 11/10

10 Tips On How to Use Wireshark to Analyze Packets in Your Network

Learn Linux Tricks & Tips

How to Increase Number of Open Files Limit in Linux

How to Search and Remove Directories Recursively on Linux

Set Date and Time for Each Command You Execute in Bash History

Ways to Use ‘find’ Command to Search Directories More Efficiently

Fd – The Best Alternative to ‘Find’ Command for Quick File Searching

fdupes – A Command Line Tool to Find and Delete Duplicate Files in Linux

Best Linux Tools

7 Best Calendar Apps for Linux Desktop in 2024

3 Essential Linux Disk Scanning Tools (GUI and Terminal Based)

16 Best Tools to Access Remote Linux Desktop

6 Best Linux Boot Loaders

23 Best Open Source Text Editors for Linux in 2024

11 Best GUI Tools for Linux System Administrators in 2024

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