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Nagios is the most widely used open source monitoring tools which help us to monitor the services and application that run’s on Windows, Linux, Routers and other network devices. With the help of Nagios, you can monitor basic services and attributes. We can access the Nagios using web interface coming with the bundle, but configuration […]
OpenVAS known as Open Vulnerability Assessment System is the open source vulnerability suite to run the test against servers for known vulnerabilities using the database (Network Vulnerability Tests), OpenVAS is a free software, its components are licensed under GNU General Public License (GNU GPL). Here is the small guide to setup the OpenVAS on CentOS […]
IPv6 has been around for many years, and organizations do not fully implement it since the IPv4 was enough for them. This post helps you how to disable IPv6 on CentOS 7 / RHEL 7. THIS DOCUMENT IS ALSO AVAILABLE FOR CentOS 8 CentOS 6 Debian 10 Debian 9 Ubuntu 18.04 Ubuntu 16.04 Disable IPv6 […]
In CentOS 7 / RHEL 7, systemd uses targets instead of run-levels. /etc/inittab is no more used by systemd to change the run levels. This guide will help you to set default runlevel in CentOS 7 / RHEL 7. Change default runlevel The default runlevel can be set either by using the systemctl command or […]
Linux admins spend most of their time on working in a terminal; there are some who like to work on GUI instead of a terminal. By default, CentOS 7 installed as the minimal server, and user intervention is required to change the installation type. This guide will help you to install GUI on CentOS 7 […]