Computers are usually connected in networks which are groups of computer systems and other computing hardware devices that are linked together through communication channels so they can facilitate communication and resource-sharing among a wide range of users.
This article explains some of the most frequently used network configuration and troubleshooting commands in Linux. They are various tools which can be useful when networking with other computers both within the local network and across the Internet, obtaining more information about other computers. All these commands should be entered at the command prompt in your Linux VPS and you must press the ENTER button to execute the desired command. Please note that all Linux commands are case sensitive.