How to install Nagios XI on CentOS/RHEL 7/6

Nagios XI is Network Monitoring tools which frequently check all of your network resources and send’ s email alerts before it’ s downtime and much more. Nagios XI is Commercial paid version similar to Nagios Core (open

How to Install Let’s Encrypt SSL Certificate to Secure Apache/Nginx on RHEL/CentOS 6

Let’s Encrypt is a Certificate Authority (CA) that gives a simple method to get and introduce free TLS/SSL certificates, thereby enabling encrypted HTTPS on web servers. Let’s Encrypt improves your site security through encryption, even on the

Install and Configure Ambari Server with MySQL in CentOS/RHEL 7/6

Apache Ambari is an open source administration tool deploy to manage Hadoop cluster and responsible to monitor running applications and their status. In other words, Apache Ambari is an open source web-based management tool that manages, monitors

How to Install Slack in CentOS/Redhat 7/6

Slack is a way to communicate and work more effectively and efficiently. You probably communicate with your teammates/colleagues, make decisions, and share the information. Slack has support on many different platforms, like Windows, macOS, Android, iOS and

How to Backup Linux Filesystem Using Clonezilla

Clonezilla is a free, disaster-recovery open source backup tool. Clonezilla helps us to take a clone of a single drive or a single partition within the drive and then recover it in future if required. You can

How to Install CodeIgniter on Ubuntu 18.04

CodeIgniter is an Open-Source and powerful PHP framework. It is used to develop web applications which are very small but very powerful. CodeIgniter’s helps people to write their own applications which is much faster and easier by

What are Apache Ambari and Its Benefits

Apache Ambari is an open source administration tool deploy to manage Hadoop cluster and responsible to monitor running applications and their status. In other words, Apache Ambari is an open source web-based management tool that manages, monitors

How to Install Slack in Ubuntu 18.04/16.04

Slack is a way to communicate and work more effectively and efficiently. You probably communicate with your teammates/colleagues, make decisions, and share the information. Slack has support on many different platforms, like Windows, macOS, Android, iOS and

How to Install Oracle Database 12c Release 2 in Linux 7

Oracle Database is an object-relational database management system (RDBMS) developed by Oracle Corporation. The Oracle Database 12c is a high-performance, enterprise-class database. Oracle Database is the most popular, trusted database systems. Oracle Database support multiple operating systems

Install MySQL Password Validation Plugin on Linux

When thinking about security within a MySQL installation is protecting MySQL data. MySQL provides many tools and plugins in order to protect your data. Now MySQL version 5.6.4 comes with a new security plugin called Password Validation