Articles

 Adding a Public IPv6 Address to a Linux Server (CentOS 7)

To configure an additional public IPv6 address in CentOS 7, proceed as follows:...

 Backup and Recovery

Before exploring methods particular to CentOS for deploying a standard backup plan, let's first...

 Beginners Guide to NFS in CentOS / RHEL

A Network File system (NFS) allows a server to share directory hierarchies (file systems) with...

 Beginners Guide to Samba (Installation and Configuration)

Samba is an open-source implementation of the Server Message Block (SMB) protocol. It allows...

 Beginners Guide to Swap Space Management in Linux

Swap space is used in Linux when there is insufficient physical memory (RAM) on your system to...

 Beginners guide to Apache HTTP Server – Installation and Configuration

Apache HTTP server   The Apache HTTP Server, an open-source web server developed by the Apache...

 Beginners guide to Kernel Module Configuration in Linux

The Linux kernel is loaded into memory by the boot loader. Kernel modules are dynamically loaded...

 Beginners guide to vsftpd (installation and configuration) for CentOS / RHEL

File Transfer Protocol (FTP) is a commonly used method of downloading and uploading files between...

 Booting CentOS/RHEL 7&8 in to Emergency mode / Recovery mode

Procedure: Start your RHEL / CentOS 7/8 Linux machine. Upon the boot-loader appears, press any...

 CentOS 7 / RHEL 7 : Unable To Start The Samba Service

The SMB service is unable to start, SAMBA shares can’t be accessed. Using systemctl fails to...

 CentOS / RHEL 7 : GRUB2 configuration file /boot/grub2/grub.cfg explained

The GRUB2 configuration file /boot/grub2/grub.cfg – Starting RHEL 7 GRUB 2 is the bootloader....

 CentOS / RHEL 7 : How to configure kdump using GUI

Kdump is the Linux kernel crash dumping mechanism. In the event of a system crash, Kdump...

 CentOS / RHEL 7 : How to install and configure ftp server (vsftpd)

The FTP service/server is provided by the vsftpd daemon. Very Secure FTP Daemon (vsftpd) is the...

 CentOS / RHEL 7 : How to modify the kernel command line

The post outlines the steps to modify the kernel command line (and, thus, kernel boot parameters)...

 CentOS 7 / RHEL 7 : Understanding Kexec and Kdump

Kdump is the Linux kernel crash dumping mechanism. In the event of a system crash, Kdump provides...

 CentOS 7 / RHEL 7 : sysctl kernel parameter doesn’t take effect after reboot

sysctl parameter didn’t take effect after a reboot on RHEL 7 server. Parameter...

 CentOS 7 : unable to start vsftpd service

While starting or restarting the vsftpd service you might get below error on an RHEL 7 system. #...

 Common Commands (CentOS 7)

Basic Configuration Query or System Locale...

 How To Configure Django With Apache In CentOS 7?

  Django is a Python-based free and open-source web framework that can be used for developing...

 How To Install EPEL Repository On CentOS And RHEL 7

How to install EPEL for Centos 7 [root@localhost ~]# cat  /etc/centos-release CentOS Linux...

 How can I configure a ip range in CentOS7?

You have to use a range file Edit /etc/sysconfig/network-scripts/ifcfg-enp0s3 and make...

 How to add new swap partition on CentOS 7

For the purpose of this post, let’s assume that you do not have any swap configured on your...

 How to install KVM on CentOS 7 / RHEL 7 Headless Server?

Kernel-based Virtual Machine (KVM) is virtualization software for CentOS or RHEL 7. KVM turn your...

 How to install Nagios 4.0.8 on CentOS 7

Nagios is the most popular open source monitoring system. Nagios will monitor servers, switches,...

 How to set up a monitoring server using Monit on CentOS 7

Monit is an open source monitoring tool. It has various monitoring functions of great value for...

 Install Apache Web Server CentOS 7

In this chapter, we will learn a little about the background of how Apache HTTP Server came into...

 Install LAMP Stack on CentOS 7

Install LAMP Stack on CentOS 7 One of the most simple and barebones solutions you can have for...

 Install PHP on centos 7

PHP is a server-side scripting language for web based services. It is frequently used as...

 MySQL Setup On CentOS 7

As touched upon briefly when configuring CentOS for use with Maria DB, there is no native MySQL...

 System Updates

The CentOS 7 system can be updated in three ways − Manually Automatically Update manually...