Ubuntu

Minicom is a variant of a program used in Linux operating systems to connect devices with a serial port (COM). Below we will see how it is installed on …

In this article, we will see how to Configure Proxy for Yum Repository. If our servers are accessing the internet via a “Proxy Server“, we can see that even if …

What is NTP? An abbreviation for “ NTP Network Time Protocol”. NTP is a protocol used to synchronize the clocks of computers on packet-switched networks with …

Many users use the top command to monitor the processes running on the Linux operating system from the command line and to see the amount of CPU and memory …

PATH is the system variable used to locate the files needed to run your operating system from the command line or from the Terminal window. The PATH system …

Learning Linux distribution information The lsb_release command is used to get information about the operating system on Linux. Using this command alone does …

What is localhost, what does it do? Localhost is the computer’s ability to operate as a server thanks to the software installed on the computer. We cannot run …

Install youtube-dl to command YouTube videos to the Linux terminal youtube-dl is a Python-based, small command-line tool that allows you to download videos from …

See installed programs To see the programs installed on our Ubuntu operating system. Just use the command below. Thus, we will see the full name of the program …

GNS3 is a platform that allows you to create a simulation of a lab environment in a virtual environment without the need to interact directly with network …

Often after installing PacketTracer 7, we get an error like the one below. error while loading shared libraries: libpng12.so.0: cannot open shared object file: …

The Cisco Packet Tracer’s latest version or desired version is downloaded from the netcad site or you can download it here without having to sign up. (Download …