Day 1 Network Devices

A computer network is a digital telecommunications network which allows nodes to share resources.

A client is a device that accesses a service made available by a server.

A server is a device that provides functions or services for clients.

In networking, a switch is a device that connects multiple devices together within a local area network (LAN).

A router is a networking device that forwards data packets between computer networks. It acts as a traffic controller, directing data to its intended destination based on IP addresses and routing tables.

A firewall is a network security device that monitors and controls incoming and outgoing network traffic based on pre-defined security rules.