Red Hat | 2DayGeek

How to Recover root Password on CentOS/RHEL 8

September 1, 2021September 4, 2021 - by Magesh Maruthamuthu - Leave a Comment

If the existing root password is no longer memorize or is forgotten, you can recover the forgotten root password on boot by switching into single user mode. This guide describes …

Linux Network Command / Linux Network Tool

How to configure static IP address in CentOS 8 / RHEL 8

August 3, 2021August 5, 2021 - by Magesh Maruthamuthu - 1 Comment

Dynamic IP can be used in home system or Local Area Network (LAN) because they are only used internally. It can be assigned through DHCP (Dynamic Network Configuration Protocol) by …

Red Hat / Red Hat Enterprise Linux / RHEL

Comparison Between RHEL 8 vs RHEL 7 vs RHEL 6

December 18, 2019May 5, 2021 - by Magesh Maruthamuthu - 1 Comment

Between RHEL 6, RHEL 7 and RHEL 8 there are numerous changes in tools, commands and workflows. We have included the possible difference between them in this article. We have …

Bash Script / Linux Advanced Commands / Linux Commands / security / Shell Script

Bash Script to Generate Patching Compliance Report on CentOS/RHEL Systems

November 5, 2019February 8, 2020 - by Magesh Maruthamuthu - Leave a Comment

If you are running a large Linux environment you may have already integrated your Red Hat systems with the Satellite. If yes, there is a way to export this from …

Additional DNF Repositories / Additional YUM Repositories / CentOS / DNF ThirdParty Repositories / fedora / Howtos / Linux / Oracle Linux / Repository / RHEL

Additional YUM Repositories for CentOS, RHEL, and Fedora Linux

May 17, 2016May 23, 2021 - by Magesh Maruthamuthu - 1 Comment

By default all Linux distributions offer all core level packages and other (free and non-free) packages. Enterprise Linux offers long-term support (10 year life cycle) that enables the customer to …

CentOS / fedora / Linux / Linux Advanced Commands / Linux Commands / Linux-Distributions / linux-tutorials / opensuse / Oracle Linux / Package Management / Red Hat / Red Hat Enterprise Linux / RHEL

RPM Command to Manage Packages on RHEL/CentOS/Fedora Systems

October 14, 2015April 1, 2020 - by Magesh Maruthamuthu - 2 Comments.

Nowadays most Linux administrators only use front-ent package managers such as YUM Package Manager or DNF Package Manager on Fedora and RHEL-based systems. This is a very simple and powerful …

CentOS / Linux / Linux Advanced Commands / Linux Commands / Linux-Distributions / Red Hat / Red Hat Enterprise Linux / RHEL

CloudLinux Operating System Overview and Installation Steps

July 29, 2015October 6, 2020 - by Magesh Maruthamuthu - Leave a Comment

CloudLinux OS is the most powerful operating system based on CentOS. It is specifically designed for shared hosting providers. It improves server stability, density and security by isolating each tenant …

CentOS / fedora / Linux / Package Management / Red Hat / Red Hat Enterprise Linux / RHEL

DNF (Fork of YUM) Command to Manage Packages on Fedora, CentOS 8 and RHEL 8 Systems

June 15, 2015March 4, 2020 - by Magesh Maruthamuthu - Leave a Comment

DNF stands for “Dandified Yum”. This is the next generation of yum package manager (Fork of Yum). The DNF command uses the libsolv, hawkey, ibrepo and libcomps libraries to manage …

CentOS / Oracle Linux / Package Management / Red Hat

YUM command to manage packages on RHEL/CentOS/ systems

December 31, 2014August 1, 2021 - by Magesh Maruthamuthu - Leave a Comment

Linux package managers make the life of the administrator much easier by taking care of dependency resolution. Yum (Yellowdog Updater Modified) is one of the package manager, which is used …