Asymmetric digital subscriber line. A digital technology that
allows the use of a standard telephone line to provide high-speed
data communications. Allows higher speeds in one direction (towards
the customer) than the other.
Bandwidth refers to how much data you can send through a network
or modem connection. It is usually measured in bits per second, or
A term used to by retail internet service providers to
describe their high-speed, always-on, access to the Internet. The
term broadband originally refers to the range of high frequency
signals used to carry the data being transmitted. Broadband is most
often delivered via a connection through a telephone line or cable
service, but can also be delivered using wireless and satellite
connections. A potential access speed of less than 512 Kbps is
deemed not to be broadband.
An indication of the number of customers who share the capacity
available in an ISP’s broadband network. Figures of 50:1 for
residential broadband connections and 20:1 for business are
Dynamic or fixed IP address
An IP address is a number that is assigned to a computer by an
ISP to communicate on the Internet. A static IP address is
assigned permanently to a computer (usually for web servers), a
dynamic IP address is used when it doesn’t matter whether the same
IP address is used every time (usually for home computers).
IP (Internet Protocol)
The packet data protocol used for routing and carrying messages
across the internet and similar networks.
The time between initiating a request in a telecommunications
network and receiving a response.
RIPA (Regulation of Investigatory Powers
An Act of Parliament regulating the powers of public bodies to
carry out surveillance and investigation, and covering the
interception of communications.
If the upload speed is the same as the download speed the
bandwidth is symmentrical.
Upstream ISP (Internet Service
An upstream ISP usually has a larger network than the ISP a
customer contracts with and is able to provide access to parts of
the Internet the contracting ISP by itself has no access