Cyberithub

Solved: “netstat command not found” error on Linux(RHEL 7/8 / CentOS 7/8 / Ubuntu 18.04/20.04)

In this article, I will explain about the “netstat command not found” error and the steps required to solve this error. netstat is a very popular open source command to check network connections on Linux based Systems. Almost all Linux Professionals are usually aware of this tool. Hence it is very much important to understand … Read more

5 Useful Examples to Turn Off SELinux Temporarily or Permanently on RHEL 8/CentOS 8

In this article, I will take you through 5 Useful Examples to turn off SELinux Temporarily or Permanently on RHEL 8/CentOS 8. SELinux is known as Security Enhanced Linux which is integrated with Linux Kernel for implementation for Access Control Mechanism. There are times when you think you need to disable SELinux to accomplish your … Read more

Solved: AH00558: httpd: Could not reliably determine the server’s fully qualified domain name

In this article, we will look into the steps required to solve  “AH00558: httpd: Could not reliably determine the server’s fully qualified domain name,” error. the Recently I was working to bring up my Apache web server to host my PHP Applications on Port 443 but while bringing up the service I noticed “AH00558: httpd: … Read more

Easy Steps to Install Java on Ubuntu 20.04

In this article, I will take you through the steps to Install Java on Ubuntu 20.04. Java is a very popular Object Oriented Language. It is Known as Platform independent Language due to its ability to run in various hardware architecture platforms. You will see Java based Applications on almost all the digital platforms around … Read more