How to Setup DNS Server using Bind 9 on CentOS 7

Bind 9

BIND is open source software that implements the Domain Name System (DNS) protocols for the Internet which provides ability to perform name to ip conversion. The name BIND stands for “Berkeley Internet Name Domain”, because the software originated in the early 1980s at the University of California at Berkeley. It is a reference implementation of … Read more

Install and Configure Openstack Neutron’s LBaaS (Load Balancer as a Service) On CentOS 7 (Kilo Release)


Openstack is the most widely used open source cloud system which lets you set up complex private and public cloud infrastructures with great ease. It has thousands of developers all around the world who are working actively to make this system more and more stable and feature rich.  This post is intended for advanced users, … Read more

How to configure Fully Distributed Hbase cluster on CentOS 7


In our today’s Linux article we are going to demonstrate the installation and configuration of fully distributed hbase cluster on CentOS 7. Apache HBase is an open-source, distributed, versioned, non-relational database modeled after Google’s Bigtable. HBase is a column-oriented database management system that runs on top of HDFS and Hadoop. It is well suited for … Read more

Install PhpPgAdmin On CentOS 7 And Ubuntu 15.10


PhpPgAdmin is a web application which is used to administer PostgreSQL databases. This project is an extension of PhpMyadmin and it was developed to ensure that all the features which are available to Mysql users are also available to PostgreSQL database users. It’s a very powerful open source tool which brings ease and flexibility to … Read more

How to Chroot SSH Users on Centos 7

Bash setup

The term chroot refers to a process of creating a virtualized environment in a Unix operating system, separating it from the main operating system and directory structure. This process essentially generates a confined space, with its own root directory, to run software programs. This virtual environment runs separately from the main operating system’s root directory. … Read more