Routing Configuration in different subnets in openstack
Dear friend in this tutorial we will see routing configuration in different subnets in openstack. We will also see how to update Image in openstack, how to create Network, how…
How to change TimeZone on CentOS 7 using CLI
Dear friend in this tutorial we will see how to change TimeZone on CentOS 7 server. Suppose CentOS 7 server TimeZone is not according to our requirements and we need…
How to create a local repository using a ISO in CentOS 7
Dear friend, Today we will see how to create a local repository using a ISO in CentOS 7. I will see you step by step commands and process, so that…
OpenStack Queens deployment using packstack on single VM
Dear friends, in this tutorial we will see OpenStack Queens deployment using packstack on single VM. Packstack is a command-line utility tools that rapidly deploys OpenStack. Packstack deployments are intended…
How to Create and Configure Self-Signed SSL Certificates
In this tutorial we will see how to create and configure self-signed SSL certificates for apache on Linux? What are Self-singed SSL certificates and why we need Self-signed SSL certificates?…
Ifconfig command not found in CentOS 7 and RHEL 7
Dear friend, today we will see how to resolve the issue "ifconfig command not found" in CentOS 7and RHEL 7. When we have installed CentOS 7 and RHEL 7 with…
How to configure VLAN network in RHEL 7 and CentOS 7
Dear friends Today we will see how to configure VLAN network in RHEL 7 and CentOS 7. For this tutorial I am using one physical host server where I am…
Ansible installation and configuration on CentOS 7
In this tutorial, we will see ansible installation and configuration on CentOS 7. We will also see how to manage node through ansible? So let’s start ansible installation and configuration…
How to add static route on CentOS 7 and RHEL 7
In this tutorial, we will see how to add static route on CentOS 7 and RHEL 7. We will also know what is static route? And why we need to…
How to configure proxy in CentOS 7 and RHEL 7
In this tutorial we see, how to configure proxy in CentOS 7 and RHEL 7. We will also see proxy configuration through command line and yum.conf file. So let start…