Internet [1]![click to hear](/images/speaker.jpg)
Global network consisting of thousands of public and private networks of varying sizes; it is linked by a set of standard communications protocols.
dedicated line ![click to hear](/images/speaker.jpg)
Telephone or cable communications link reserved for one use or for a specific user.
router ![click to hear](/images/speaker.jpg)
Interconnecting device that transmits data between two or more networks by determining the best path for them.
microwave relay station ![click to hear](/images/speaker.jpg)
Facility that receives and amplifies signals transmitted in the form of microwaves and relays them to another receiver.
Internet user ![click to hear](/images/speaker.jpg)
Person using the Internet.
modem ![click to hear](/images/speaker.jpg)
Device that converts digital signals into analog signals so that computers can communicate with each other over telephone lines.
telephone line ![click to hear](/images/speaker.jpg)
Linking of two off-site devices by cable within a telephone network.
desktop computer ![click to hear](/images/speaker.jpg)
Small workstation or microcomputer designed for stationary use.
e-mail software ![click to hear](/images/speaker.jpg)
Software used to format, send and receive messages over the Internet.
browser ![click to hear](/images/speaker.jpg)
Software used to search and consult Internet sites.
submarine line ![click to hear](/images/speaker.jpg)
Linking of off-site devices by underwater cable.
cable modem ![click to hear](/images/speaker.jpg)
Modem used to connect a computer to the Internet over a cable line.
cable line ![click to hear](/images/speaker.jpg)
Linking of two off-site devices by cable within a cable network.
access server ![click to hear](/images/speaker.jpg)
Communications server that provides subscribers with remote connection to the Internet.
Internet service provider ![click to hear](/images/speaker.jpg)
Company that is permanently connected to the Internet; it provides individuals and organizations with access to various Internet services.
server ![click to hear](/images/speaker.jpg)
Computer that hosts various resources (including files, applications and databases) and places them at the disposal of all the devices connected to the network.
satellite earth station ![click to hear](/images/speaker.jpg)
Facility that transmits radio waves to a satellite and receives radio waves from a satellite.
telecommunication satellite ![click to hear](/images/speaker.jpg)
Satellite designed and placed into geostationary orbit to ensure long-range reception and transmission of signals in the form of radio waves.