ethernet
a set of protocols for exchanging data
virtual local area network (VLAN)
a logical group of workstations, servers and network devices that appear to be on the same LAN despite their geographical distribution
storage area network (SAN)
a secure high-speed data transfer network that provides access to consolidated block-level storage
wireless local area network (WLAN)
a wireless distribution method for two or more devices that use high-frequency radio waves and often include an access point to the internet
internet
a globally connected network system that uses the TCP / IP protocols to transmit data via various types of media. it is a network of global exchanges connected by wired, wireless and fibre-optic technologies
extranet
a controlled private network allowing customers, partners, vendors, suppliers, and other businesses to gain information, typically about a specific company or educational institution, and do so without granting access to the organisation’s entire network
personal area network (PAN)
a network covering a very small area, usually a small room
peer-to-peer (P2P)
a network model in which computers or hardware devices exchange files
computer network
a group of computer systems and other computing hardware devices that are linked together through communication channels to facilitate communication and resource-sharing among a range of users
open systems interconnection (OSI) seven layer model
a theoretical model that describes how data is transmitted between networked devices
encryption
the process of encoding data so that only a computer with the right decoder will be able to read and use it
tunnelling
establishing and maintaining a logical network connection (that may contain intermediate hops)