A network device used to connect multiple workstations in a star topology (using Ethernet cables). Ideal for small networks (<10 computers)

A network device used to connect multiple workstations in a star topology (using Ethernet cables). More efficient than a hub. (can have 30/50 Ethernet ports)

A network device used to connect multiple workstations together through a wireless signal.

A network device used to connect a LAN to a WAN or to the Internet.

A network device used to protect a network from outsiders' attacks (Hacking) by scanning all incoming traffic and blocking malicious requests.

A single computer on a network. Sometimes called client computer.

A Network Interface Card is needed for a workstation to connect either via an Ethernet cable or wirelessly to a network.

A high spec computer that provides a dedicated service to all the workstations (e.g. web server, e-mail server, file server, cache server).

A Local Area Network, a network where all the computers are located on the same site.

A Wide Area Network, a network where all the computers are spread across a large geographical area.