Related Articles
Firewalld Cheat Sheet
Notes and Tips To list all services firewalld is aware in an easy to read format use command firewall-cmd –get-services | tr ” ” “\n” Default firewalld service .xml files can be found under /usr/lib/firewalld/services For all commands that support the –zone= option if no zone is provided it will use the default zone. To make changes persistent add […]
Kubectl Cheat Sheet
Introduction Kubernetes is a famous container orchestration tool that is very popular in modern software development. If you are using Kubernetes, you must have used Kubectl, which is the command line tool to manage your Kubernetes applications. This guide will walk you through the most frequently used commands for Kubectl. Not only will we discuss […]
How to Install Nagios 4.3.4 on RHEL / CentOS
Nagios is an awesome Open Source monitoring tool, its provides you more comprehensive monitoring environment to always keep an eye on your all machines / networks whether you are in a your data center or just your small labs. With Nagios, you can monitor your remote hosts and their services remotely on a single window. […]