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Glossary
Antivirus:
Programmes designed for detecting and
removing computer viruses and other mali-
cious programmes.
Ethernet cable:
Cable for transmitting data at high speed on
local networks (LAN).
WEP Key:
Authentication key for connecting to a wire-
less network that uses this kind of encryp-
tion (WEP). Used for encrypting the data
transmitted.
Wireless client:
Hardware or software for connecting to a
computer network without the need for ca-
bles.
Firewall:
Hardware or software used in a computer
network to control and manage all commu-
nications, allowing or denying said commu-
nication according to the policies defined by
the organisation in charge of the network. It
may block an Internet connection.
DHCP:
Protocol that allows systems within a net-
work to automatically obtain their IP confi-
guration parameters.
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Dynamic/static addressing:
This defines the way in which Movistar assig-
ns an IP address to your line. If your "Home
Station Fibra Óptica" is assigned a different
IP every time it starts a session, then you
will have dynamic addressing, which is the
default addressing method. If, on the other
hand, the IP address is fixed and always the
same, then your addressing method is static.
DNS:
Domain Name Server. This server converts a
domain name (the name of the machine) to
its corresponding IP address.
Encryption or cryptography:
Science that develops systems for encryp-
ting and decrypting information using tech-
niques for transmitting messages in a secu-
re manner, so that they can only be read by
their addressees.
Web space:
Service that allows users to publish their own
web pages or documents on the Internet.
Web browser or explorer:
Application that allows the user to access
and view hypertext documents (usually in
HTML format) available through the Internet.
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