Week 1: Session 1: The Home Network Flashcards
ADSL (asymmetric digital subscriber line)
A type of broadband communications technology used for connecting to the internet through the copper cables of the telephone network.
DNS (Domain Name System)
One of the functions of a DNS server is to locate websites when you’re browsing the internet.
Ethernet
The computer networking technology used in most local area networks.
home gateway
A device that allows a LAN and a WAN to communicate with each other.
IEEE (Institute of Electrical and Electronics Engineers)
A professional body involved in the development and use of technical products.
IP address
A numeric identifier that is associated with each device on a network and is unique for that network.
IP (Internet Protocol)
One of the two most important protocols used in the TCP/IP protocol suite (the other is TCP).
LAN (local area network)
A collection of computing devices, connected together in a fairly small geographical area.
MAC (media access control)
An alphanumeric address unique to each network device (also called the physical or hardware address).
packet
A data unit.
protocol
A set of rules for doing something.
protocol stack / protocol family
A collection of related protocols that work together to handle data in communication networks.
SSID (service set identifier)
The name to identify a Wi-Fi network used by devices wishing to connect to it.
subnet mask
A numeric addition to an IP address that provides information on how to interpret the address.
switch
A network device that connects other devices together.
