In current technology driven world, computer networks have a vital role to play in establishing communication between users on two computer systems. Computer network is nothing but a connection to public internet through router. And it is mandatory to check whether your Ethernet has fire wall protection or not as it directs only good stuff by deleting the spam content.
It is essential to connect all devices such as computer, web server and printer are connected to the Ethernet. By having n internet connection, you can stream online videos from various sites, chat with people in quick time, play desired games and listen to favorite music.