Linux Howto’s for System Administrations
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Applying updates regularly should be the top priority in the day-to-day tasks of a System administrator. Running unpatched systems for a long time is quite risky. There are many ways …
The scope of this tutorial is to explain how we can edit and make changes to Network Configurations on RHEL/CentOS 8/7 from the command line only, and, more specifically how …
A Virtual Private Network is a technology solution used to provide privacy and security for inter-network connections. The most well-known case consists of people connecting to a remote server with …
How do I enable FirewallD logging for denied packets on Linux operating systems so that I can view all dropped packets information? How can I view a log of the …
As you probably know, Netstat (network statistics) is a command line tool that can be used to check the network configuration and activity. The netcat command is not available in …
A while ago, I was trying to configure Apache server to listen to a different port other than its default port i.e 80. After I made the necessary changes in …