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Installing and using NTP server on CentOS8
In this article, we will review network time protocol (NTP) installation and configuration on a CentOS8 or RHEL8 operating system. As part of this process, we will focus on both the server-side and client-side...
Installing and using IPA server on CentOS8
Discover how to easily set up and manage a secure and centralized authentication system using a FreeIPA server on CentOS 8.
Table of Contents
Introduction
Identity Management or IdM is an essential...
RHCSA9 Exam Series: Create Simple Shell Scripts
In this create simple shell scripts section of the RHCSA9 Exam Series, we’ll review some topics and labs that may show up on the exam.
Table of Contents
Introduction
Our aim in writing this article...
Change DNS Settings using the NMCLI utility
In this article, we will review how to change DNS settings using nmcli. In RHEL7 and CentOS7, modifying the ifcfg scripts or /etc/resolv.conf files directly won’t work as they are overwritten by...