|
ADSL
|
Asymmetric Digital Subscriber Line: DSL is a
technology that transforms an analogue telephone line into a high
speed digital line. Incoming and outgoing data speeds are different
with ADSL. |
|
ATM
|
Asynchronous Transfer Mode: an international
CCITT standard for high speed, packet-switched networks that
operate at digital transmission speeds above 1.544 Mbps. |
| BEL |
Business Exchange Line: another term for
Business Phone Lines. |
|
Broadband |
Broadband comes from the words "broad bandwidth" and is used to
describe a high-capacity, two-way link between an end user and
access network. |
| Cable
modem |
Cable modem: a high speed modem allowing
users to connect to a service provider through their local cable
network to have an 'always on' connection to the Internet. |
|
CoS |
Class of Service: a term used to divide the
source traffic from a user into a number of separate classes, each
attracting its own quality of service indicators. |
|
CPE
|
Customer Premise Equipment: communications
equipment located at a customer’s premises. |
|
CPS |
Carrier Pre-Select: a service that allow
you to connect to our network and benefit from our competitive call
rates, while retaining your existing numbers. |
|
DNS |
Domain Name Service/Server: an internet
protocol for relating service names to URLs to an IP address and
vice versa. |
| DoS |
Denial of Service. An electronic attack whose
purpose is to prohibit an opponent the use of a program or an
entire system. |
|
DSL
|
Digital Subscriber Line: technology that
transforms an analogue telephone line into a high speed digital
line. |
|
E1
|
The European standard for digital transmission, carrying data
at 2 Mbps. |
|
Ethernet
|
A method of connecting computers in a LAN (Local Area Network)
to transfer data over a communication cable. |
| FTP |
File Transfer Protocol: A method for sending
files between computers. |
|
IP
|
Internet Protocol: a standard method of
sending information from one computer to another across the
internet. |
| IP
Address |
Internet Protocol Address. A numeric address
that is given to servers and users connected to the Internet. |
|
IP PBX
|
Internet Protocol Private Branch eXchange: an
Internet Protocol-enabled PBX which sends voice traffic over a data
network instead of a traditional phone network. It provides
features such as employee dial tones, extension dialling, transfer
or conference calls. |
|
IPVPN
|
Internet Protocol Virtual Private Network: a
way of using the internet to link up separate sites of an
organisation. |
|
ISDN
|
Integrated Services Digital Network: an
international standard for sending voice, video, and data over
digital or analogue telephone lines. |
|
IVR
|
Interactive Voice Response: a system that
permits the voice control of computer systems, often via a
touch-tone telephone, allowing the user to interact with a database
by voice. |
| Kbps |
Kilobits per second: a measure of data
transmission. |
|
LAN
|
Local Area Network: a high speed
communications network covering a small geographical area, such as
an office or group of offices. |
| Leased Lines |
A point-to-point connection between two sites, which is leased
from the network operator. |
|
MAN
|
Metropolitan Area Network: a high speed
communications network covering an area larger than a LAN and
smaller than a WAN. |
| Mbps |
Megabits per second: a measure of data
transmission. |
| MBps |
Megabytes per second: a measure of data
transmission. 1 megabyte = 8 megabits. |
|
MPLS
|
Multi-Protocol Label Switching: a labelling
standard to manage traffic based on priority and service plans. It
is multi-protocol because it works with (IP) Internet Protocol,
(ATM) Asynchronous Transport Mode, and frame relay network
protocols. |
|
PBX
|
Private Branch eXchange: a private telephone
network within an organisation allowing users to share external
telephone lines instead of having a dedicated external line for
every telephone. |
|
PDH |
Plesiochronous Digital Hierarchy: a
multiplexed technology used for transmitting digital information
over optical networks. |
|
PoP
|
Point of Presence: a point of
connection to a service provider's network. The more POPs offered
by a provider, the more customers can access the service through a
local call. |
| PSTN |
Plain Switched Telephone Network: a
traditional wired telephone network. |
|
QoS |
Quality of Service: a term used to denote how
different classes of information are handled in a network. For
example, voice require a higher QoS than data. This usually
includes parameters such as end-to-end delay, jitter and loss.
|
|
Router |
A device or setup that finds the best route between any two
networks, even if there are several networks to traverse. Remote
sites can be connected using routers. |
|
SDH |
Synchronous Digital Hierarchy: a standard for
transmitting digital information over optical networks. |
|
SIP |
Session Initiation Protocol: used to set up
communications sessions on the Internet, such as telephony,
presence, events notification and instant messaging. |
| SMTP |
Simple Mail Transfer Protocol is a protocol
used to send and receive email. |
| Virtual
LAN |
Virtual Local Area Network: A logical rather
than a physical LAN comprising workgroups drawn together for
business reasons or for a particular project irrrespective of each
member's actual location. |
| VoIP |
Voice over Internet Protocol: a method of
transmitting voice calls over the internet. |
|
VPN
|
Virtual
Private Network: a private network that uses the public
telecoms infrastructure. |
|
WAN
|
Wide Area Network: a high speed communications
network covering a wide geographical area. |
|
WLR |
Wholesale Line Rental: a service that allow
you to connect to our network. With Wholesale Line Rental, you can
transfer the ownership of your existing lines to us. |