Tutorials

How to upgrade RHEL 8 to 9

With CentOS 7 and RHEL 7 reaching end of maintenance, RHEL admins and developers must look into other OS options. Follow this tutorial to upgrade from RHEL 8 to 9. Continue Reading
How to use Vim in Linux

This tutorial explains basic functions and commands used in Vim to complete simple tasks. Follow along to learn some beginner tips on how to install and use Vim in Linux. Continue Reading
How to write an SELinux policy

The NSA created the SELinux policy to provide security to applications. SELinux policies best suit an app under specific conditions, which can be found in this tutorial. Continue Reading
How to configure SELinux for applications and services

Admins need to follow six steps to configure SELinux properly to run applications and services. This tutorial walks you through how to configure the security system. Continue Reading
How to install Cockpit for Linux

Linux admins will need to use some of these commands to install Cockpit and configure firewalls. Admins can also connect to one or more servers through Cockpit via these steps. Continue Reading

Everything you need to know about Linux man pages

Admins who aren't familiar with a command can use Linux man pages for better understanding. This tutorial outlines how to access Linux manuals and the value they provide. Continue Reading
How to check an IP address in Linux

In a Linux system, IP addresses correspond with a public or private network. This tutorial outlines how to find public and private IP addresses with Linux commands. Continue Reading
How to use file server reporting in FSRM

File server reporting within File Server Resource Manager can help admins identify problems and then troubleshoot Windows servers. This tutorial outlines how to generate reports. Continue Reading
How to implement file classification in file servers

File classification with File Server Resource Manager enables admins to classify and organize data. This tutorial shows how to implement and manage file classifications. Continue Reading
How to script a Bash shell argument

This tutorial teaches you how to add arguments to your Bash scripts, which can simplify and automate a variety of Linux tasks in the data center and eliminate hassle. Continue Reading
83 useful Linux commands

Enterprise administrators and managers who use this guide of essential Linux commands, utilities and tools will find ways to manage files, get process status updates and more. Continue Reading

Data center energy efficiency guide

In an already troubled economy, IT managers face growing energy costs and surging data center carbon emissions. In this all-inclusive guide, learn how to improve data center energy efficiency through methods such as maximizing server efficiency and ... Continue Reading
Virtualized data centers: A resource library

Data center managers use virtualization for basic data center needs, such as server consolidation and disaster recovery, and much more. Continue Reading