Sensu is a free, open-source, and cross-platform monitoring tool used for monitoring system health and performance stats. The latest version of Sensu also known as a Sensu Go. It is designed for traditional servers, containers, applications, the cloud, and more.
A virtual private network (VPN) is a secure and encrypted connection between two networks and individual users that protects your internet connection and privacy online. OpenVPN is a free and open-source VPN protocol that implements techniques to create secure point-to-point in routed configurations. It is cross-platform and compatible with all major operating systems.
BIND also know as the “Berkeley Internet Name Domain” is one of the most popular Domain Name System (DNS) now a day. It an open-source and provides DNS services on Linux operating systems. Generally, it helps you to resolve a fully qualified domain name into an IP address or IP address to a domain name. It can be used as an authoritative name server and provides several features like load balancing, dynamic update, split DNS, etc.
In this tutorial, we will show you how to set up a private DNS server with BIND on CentOS 8.
In this tutorial, we will show you how to install and use the UFW firewall system on a Linux VPS running Debian 9. Security is a very important thing to consider when you run your own server.
UFW (Uncomplicated Firewall) is a simple and user-friendly front-end for managing iptables firewall rules – UFW aims to provide an easy to use interface for the user, making a secure server more accessible to more users. It is specially designed for beginner users who are unfamiliar with firewall concepts.
Let’s begin with the installation.
WordPress is the most popular content management system (CMS) based on PHP and MySQL. When your WordPress CMS grows in traffic and you have outgrown your current server resources, a professional solution is to host your database on a separate database server. With this solution, you can optimize your database and your web server independently and both servers can grown on it’s own machine. In this tutorial we will guide you on how to configure WordPress to use a remote database, on a CentOS 7 based VPS.
In this article, we will show you how to enable proxy settings for yum command on CentOS 7. Yum is a package management tool that works with RPM packages. It is available on RedHat Enterprise Linux, CentOS, and older versions of Fedora, and it is the most convenient way to handle OS packages and their dependencies on these operating systems.
When a server can only be accessed through proxy servers, you need to configure yum to use a proxy server so you can install a RPM package, or update the currently installed OS packages.
To configure a proxy server so the system user can access and use yum commands is a fairly easy and straight-to-the-point task, and it shouldn’t take more than 5 minutes to configure it. Let’s get started.
Have you ever seen the very annoying and frustrating 502 bad gateway error on a WordPress site? Yes, I think we all have encountered the issue. Do you know what 502 bad gateway error means? Do you know how to solve the issue? In this blog post, we will provide you with detailed information about the 502 Bad Gateway Error in WordPress, and tell you how to troubleshoot the 502 Bad Gateway Error in WordPress as well.
We’ll show you, how to redirect a domain. URL redirection, also called URL forwarding, is a World Wide Web technique for making a web page available under more than one URL address. When a web browser attempts to open a URL that has been redirected, a page with a different URL is opened. There are few ways to redirect a domain and it depends on the web server used etc. In this tutorial we are going to show you, how to redirect a domain with Apache web server and URL redirection with NGINX web server.
We’ll show you, how to fix HTTP errors in WordPress, on a Linux VPS. Listed below are the most common HTTP errors in WordPress, experienced by WordPress users, and our suggestions on how to investigate and fix them.
In this tutorial, we will show you how to install and configure an OpenVPN server on CentOS 7. OpenVPN is one of the most popular VPN software solutions that implements virtual private network techniques for creating secure point-to-point or site-to-site connections. This guide should work on other Linux VPS systems as well but was tested and written for an CentOS 7. Installing openVPN on CentOS7 is an easy task, just carefully follow the steps bellow and you should have it done in less than 10 minutes.