How to Configure Network Static IP Address on RHEL/CentOS 8/7
The scope of this tutorial is to explain how we can edit and make changes to Network Configurations on RHEL/CentOS 8/7 from the command line only, and, more specifically how we can set up
Matei Cezar
How to Install Multiple CentOS/RHEL Servers Using FTP Network Sources
This tutorial will demonstrate how you can install RHEL/CentOS 8/7, using an FTP server (vsftpd) as Network Source. This allows you to install RHEL/CentOS Linux on multiple machines from a single source point, using
How to Run Any Linux Distribution Directly from Hard Disk in Ubuntu Using Grub Menu
Most of Linux distributions provide ISO files that are designed and built to run in Live Mode directly from a bootable media such as CD /DVD, Flash/USB cards or even directly from a Hard
How to Automatically Build and Configure Custom Docker Images with Dockerfile – Part 3
This tutorial will concentrate on how to build a custom Docker image based on Ubuntu with Apache service installed. The whole process will be automated using a Dockerfile. Docker images can be automatically built
How to Install, Run and Delete Applications Inside Docker Containers – Part 2
Following the previous Docker article, this tutorial will discuss how to save a Docker container into a new image, remove a container, and run an Nginx web server inside a container. Requirements How to
Install Docker and Learn Basic Container Manipulation in CentOS and RHEL 8/7 – Part 1
In this 4-article series, we will discuss Docker, which is an open-source lightweight virtualization tool that runs at top of Operating System level, allowing users to create, run and deploy applications, encapsulated into small
Setting Up Zimbra Collaboration Suite (ZCS) on RHEL/CentOS 7/8
Zimbra Collaboration Suite (ZCS) is an Open Source, collaborative platform for email servers, developed in two editions, Open Source edition (Free) and Network Edition (Paid), which provides services such as LDAP, SMTP, POP and
23 CentOS Server Hardening Security Tips – Part 2
Continuing the previous tutorial on How to Secure and Harden CentOS server, in this article, we’ll discuss other security tips that will be presented on the below checklist. Requirements 20 CentOS Server Hardening Security
20 CentOS Server Hardening Security Tips – Part 1
This tutorial only covers general security tips for CentOS 8/7 which can be used to harden the system. The checklist tips are intended to be used mostly on various types of bare-metal servers or
How to Install Nagios 4 in Ubuntu and Debian
In this topic we’ll learn how to install and configure the latest official version of Nagios Core from sources in Debian and Ubuntu servers. Nagios Core is a free Open Source network monitoring application