Postfix is a free and opensource MTA (Mail Transfer Agent) used for routing or delivering emails on a Linux system. In this guide, you will learn how to install and configure Postfix on CentOS...
In the organizations where the OpenStack is used aggressively, so in such organizations application and database teams can come up with requirement that their application and database instances are required to launch either on...
Sometimes, you may have tasks that need to be performed on a regular basis or at certain predefined intervals. Such tasks include backing up databases, updating the system, performing periodic reboots and so on....
In the previous article, we demonstrated how to install Nagios Core on CentOS 8 / RHEL 8 server. In this guide, we will dive deeper and add Linux and Windows hosts to the Nagios...
History is one the most useful command line tool for all Linux and Unix geeks. As the name suggests history command is used to keep track of all commands that were executed on a...
Nagios is a free and opensource network and alerting engine used to monitor various devices, such as network devices, and servers in a network. It supports both Linux and Windows OS and provides an...
So, you finally made the bold decision to try out Linux after much convincing. However, you do not want to let go of your Windows 10 operating system yet as you will still be...
SCP (Secure Copy) is command line tool in Linux and Unix like systems which is used to transfer files and directories across the systems securely over the network. When we use scp command to...
Rsyslog is a free and opensource logging utility that exists by default on CentOS 8 and RHEL 8 systems. It provides an easy and effective way of centralizing logs from client nodes to a...
EPEL Stands for Extra Packages for Enterprise Linux, it is a free and opensource additional packages repository available for CentOS and RHEL servers. As the name suggests, EPEL repository provides extra and additional packages...
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