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Babin Lonston

I'm Working as a System Administrator for last 10 year's with 4 years experience with Linux Distributions, fall in love with text based operating systems.
Install Ansible in Linux

How to Install and Configure ‘Ansible’ Automation Tool for IT Management – Part 1

Ansible is an open source, powerful automation software for configuring, managing and deploying software applications on the nodes without any downtime just by using SSH. Today, most of the IT Automation tools runs as

pfSense Installation

How to Install and Configure pfSense 2.1.5 (Firewall/Router) for Your Home/Office Network

Update: For newer version of pfSense, check out Installation and Configuration of pfSense 2.4.4 Firewall Router. pfSense is an open source network firewall/router software distribution which is based on the FreeBSD operating system. pfSense

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 (where x is version number), we used bind software to configure DNS servers. Here

Setup ZFS Storage Disks on FreeNAS

Configuring FreeNAS to Setup ZFS Storage Disks and Creating NFS Shares On FreeNAS – Part 2

In our previous article, we’ve shown you how to install FreeNAS server. In this article we will cover configuration of FreeNAS and setting up storage using ZFS. Requirements Installation of FreeNAS (Network-attached Storage) –

Create Raid 10 in Linux

Setting Up RAID 10 or 1+0 (Nested) in Linux – Part 6

RAID 10 is a combine of RAID 0 and RAID 1 to form a RAID 10. To setup Raid 10, we need at least 4 number of disks. In our earlier articles, we’ve seen

Grow Raid Array in Linux

Growing an Existing RAID Array and Removing Failed Disks in Raid – Part 7

Every newbies will get confuse of the word array. Array is just a collection of disks. In other words, we can call array as a set or group. Just like a set of eggs

Installing FreeNAS Server

Installing and Configuring FreeNAS (Network-attached Storage) – Part 1

FreeNAS is an open source network-attached storage (NAS) operating system based on BSD and the ZFS filesystem with integrated RAID support. FreeNAS operating system is totally based on BSD and can be installed on

Setup Raid 5 in CentOS

Creating RAID 5 (Striping with Distributed Parity) in Linux – Part 4

In RAID 5, data strips across multiple drives with distributed parity. The striping with distributed parity means it will split the parity information and stripe data over the multiple disks, which will have good

Add Users in Linux

A Complete Guide to Usage of ‘usermod’ command – 15 Practical Examples with Screenshots

In Unix/Linux distributions, the command ‘usermod‘ is used to modify or change any attributes of a already created user account via command line. The command ‘usermod‘ is similar to that ‘useradd‘ or ‘adduser‘ but

Setup RAID 6 in CentOS

Setup RAID Level 6 (Striping with Double Distributed Parity) in Linux – Part 5

RAID 6 is upgraded version of RAID 5, where it has two distributed parity which provides fault tolerance even after two drives fails. Mission critical system still operational incase of two concurrent disks failures.

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A Beginners Guide To Learn Linux for Free [with Examples]
Red Hat RHCSA/RHCE 8 Certification Study Guide [eBooks]
Linux Foundation LFCS and LFCE Certification Study Guide [eBooks]

Linux Commands and Tools

3 Ways to Delete All Files in a Directory Except One or Few Files with Extensions

How to Encrypt and Decrypt Files and Directories Using Tar and OpenSSL

How to Use Rsync to Sync New or Changed/Modified Files in Linux

How to Install and Use Chrony in Linux

Nethogs – Monitor Linux Network Traffic Usage Per Process

10 Useful Sudoers Configurations for Setting ‘sudo’ in Linux

Linux Server Monitoring Tools

4 Useful Commandline Tools to Monitor MySQL Performance in Linux

How to Install Zabbix on RHEL 8

3 Ways to Check Apache Server Status and Uptime in Linux

9 Useful Commands to Get CPU Information on Linux

How to Install Cacti with Cacti-Spine in Debian and Ubuntu

LibreNMS – A Fully Featured Network Monitoring Tool for Linux

Learn Linux Tricks & Tips

How to Find MySQL, PHP and Apache Configuration Files

How to Download and Extract Tar Files with One Command

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

8 Linux ‘Parted’ Commands to Create, Resize and Rescue Disk Partitions

How to Create a Shared Directory for All Users in Linux

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

Best Linux Tools

The Best PowerPoint Alternatives for Linux

16 Best Open Source Music Making Software for Linux

My Favorite Command Line Editors for Linux – What’s Your Editor?

8 Best Screen Recorders for Desktop Screen Recording in Linux

10 Tools to Take or Capture Desktop Screenshots in Linux

4 Open Source Log Monitoring and Management Tools for Linux

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