Computer network
Is a group of computer systems and devices that are linked together thought channels to facilitate communication among a wide range of users.
Types
WAN
MAN
LAN
Types of elements
Modem
Switch
HUB
Ruoter
TCP/IP communication
IP adress
It helps in connecting your computer to other devices on your network and all over the world
Gateway
Is a data communication device that provides a remote network with connectivity to a host network.
Routing
Refers to establishing the routes that data packets take on their way to a particular destination
Network protocol
Transmission methods
Wireless
Wi-fi technology
Mobile connection
Wired
Optical fibre
