Complete guide on how to Install Openfire XMPP chat server on Centos 7.x

Openfire is a powerful instant messaging (IM) and chat server that uses XMPP/Jabber protocol. Openfire is a very popular Messaging (Chat) and Presence Server,It is the base for a range of...

How to Fix Openstack Nova error “NoValidHost: No valid host was found.There are not...

I was trying to Deploy Openstack for testing inside VirtualBox and i got an error "NoValidHost: No valid host was found.There are not enough hosts available." while trying to run an...

Step by step guide on how to extend Vdi and VMDK Hard disks on...

This will show you how to extend Any operating system's Virtual Hard Disk running on VirtualBox ; both vdi and VMDK virtual hard drive formats. When i was working on a...

Install Zsh on Linux and Configure

This tutorial will guide you through steps to Install Zsh on Linux and Configure it to suite your needs. Definition of shell from Wikipedia: A Unix shell is a command-line interpreter or shell...

How to convert VirtualBox Disk Image (VDI) and img to Qcow2 format

This simple guide will show you the easiest way to convert VDI disk image to use on your Openstack Cloud environment. It's easy to use and you just have to isntall...

Different ways of Configuring Static routes in Linux

Here we are going to learn on different ways to configure static routes on a Linux system. be it Ubuntu, Kali Linux, CentOS, Fedora, Linux Mint or any other Linux system....

How to Protect GRUB Bootloader with password on CentOS 7 and RHEL 7

Grub is the reference implementation of the Free Software Foundation's Multi-boot Specification, which provides a user the choice to boot one of multiple operating systems installed on a computer or select...

How to install and configure Festival for Asterisk use

We'll go through process of installing and Configuring Festival Speech-to-text utility developed by University of Edinburgh, UK community. Text-to-speech conversion is very crucial when working with Asterisk Pbx or any Media servers...

How to install Vmware Player and Workstation on Linux and Kali Linux

Tried Installing VMware Player on your Kali Linux Machine but can't get it running?,. If so, then this tutorial is for you. VMware Inc. provides a free versionĀ  type 2 hypervisor...

Installing Chromium Web Browser on Linux

Want to install Chromium Web Browser on your Linux box now?. Here is a small tutorial on how to get Chromium Working on your Linux Box. Chromium is the multi platform open...