How to Change default runlevel in CentOS 7 / RHEL 7
In CentOS 7 and RHEL 7, the systemd process replaces the init process for starting services at boot time and also for changing the runlevels. It uses “targets” instead of…
How to Disable IPv6 on Redhat / CentOS 6 / CentOS 7
This howto will show you how to disable IPv6 on RHEL 6/7, CentOS 6, and CentOS7. IPv6 is enabled by default. In this article, I summarize 3 configuration which needs…
How to Install Zimbra Patch on CentOS 7
Many have asked me, did Zimbra Collaboration (ZCS) 8.6.0 Patch4 will include Patch1 to Patch3? Actually, if you read the release notes document, the answer is there. ZCS patches are…
CentOS is a widely used open-source operating system that is widely used in web hosting, server management, and other IT fields. If you need to install CentOS 7 on your…
How to Setup a Login Banner on a Linux system
A login banner is a message displayed to users before they log into a Linux system via SSH or the console. It can be used for legal purposes, security warnings,…
How to Install osCommerce on CentOS 7.1
Open Source Commerce (osCommerce) is a solution for online store software and alternative to Magento. It is indeed a complete software, easily installed and configured through a web-based installation procedure….
How to Install Virtualmin on CentOS 7 / RHEL 7 / Oracle Linux 7
Virtualmin is an advanced web hosting control panel that is very flexible and powerful for Linux and UNIX systems. It is based on the well-known Open Source web-based system management,…
How to Configure Firewalld in Linux CentOS 7 / RHEL7
Linux kernel includes powerful network filtering subsystem called Netfilter. It allows kernel modules to inspect each packet crossing the linux system such as to allow or drop incoming and outgoing…
How to Install FTP Server Linux using ProFTPd
Proftpd is one of the most popular FTP server, secure and reliable for the Linux operating system. Proftpd using a single configuration file and it is very easy to set…
How to a Add and Remove User Account on RHEL 6/7, CentOS 6/7, Oracle Linux 6/7
This article will explain and share how to add and remove user account with useradd(add) and userdel (remove) from the command-line on linux RHEL 6/7, CentOS 6/7, Oracle Linux 6/7…
How to Install and Configure TigerVNC Server on CentOS 7.1 / RHEL 7.1 / Oracle Linux 7
The following article explain how to Install and configure TigerVNC Server on CentOS 7.1 or Red Hat Enterprise Linux (RHEL 7.1) or Oracle Linux 7. TigerVNC (Tiger Virtual Network Computing)…
How to Change RunLevel on CentOS 7 / RHEL 7
Old method to change the runlevel via /etc/inittab in Redhat Enterprise Linux version and CentOS server has become obsolete on RHEL 7 and CentOS 7. This latest Linux operating system…