tmux

How to install and use tmux terminal multiplexer in Linux and Unix

Tmux is a terminal multiplexer which enables a number of terminals to be created, accessed, and controlled from a single screen. Tmux may be detached from a screen and will still...
Firewalld on RHEL7

Getting Started With Firewalld on RHEL7 and CentOS 7

Firewalld on RHEL7: I’m a person who is nuts about security. Seeing multiple layers of security being circumvented on a network is just against the reasons I’m security-centric all times. Some...

Configure SELinux man pages

SELinux man pages for installed SELinux Policy are not installed by default on RHEL 7 and CentOS 7. You have to install necessary tools and generate the man pages yourself. In this...

Openstack Liberty Lab Part Eight: Add VM images

In this part of the series we're going to work through complete process of Adding images used to soin virtual machines on Openstack Cloud platorm.I will show you how to use...

Openstack Liberty Lab Part Seven: Configure Horizon Dashboard Service

Openstack Horizon service is just a web interface that enables cloud administrators and users to manage various OpenStack resources and services.It is powered by django which is a popular web framework. The...

Openstack Liberty Lab Part Six: Configure Neutron Network Service

We'll install Neutron Server on Control node which Keystone/Glance/Nova API are already installed.For our case, the control node runs all openstack services. Before writing this part of the tutorial, i had...

Openstack Liberty Lab Part One: Setup Networking and all Prerequisites

Hi all. I've decided to put together Openstack Lab guide for those who would like to test and learn about Openstack Cloud Computing platform. This is part one of Openstack Lab...

Openstack Liberty Lab Part Two: Install Openstack Packages

After completing Part one of Openstack Lab guide series: Openstack Liberty Lab PART ONE: Setup Networking and all Prerequisites We're ready to install Openstack packages in this part two guide. From Part three...

Openstack Liberty Lab Part Three: Configuring Keystone identity service

So far we've covered part one and part two of our Openstack Lab guide series. The aim of this series Labs is not to prepare you for Openstack Sys Admin role,...

Openstack Liberty Lab Part Four: Configuring Glance Image Service

Glance is image service which enables users to discover, register, and retrieve virtual machine images. I assume you installed glance openstack image service in Part one of this Lab series, if you...