User guide

Glossary
84 (87) EN/LZT1083982 R4
2000-12-07
Multimode
One of four ADSL modes that the HM220dp ADSL modem can operate in. In
multimode the modem will automatically detect the ADSL mode (T1.413, G.Dmt or
G.Lite) using handshaking with the DSLAM equipment.
NAT
Short for Network Address Translation, an Internet standard that enables a local area
network (LAN) to use one set of IP addresses for internal traffic and a second set of
addresses for external traffic. A NAT box located where the LAN meets the Internet
makes all necessary IP address translations.
NIC
An abbreviation of Network Interface Card, an expansion board you insert into a
computer so the computer can be connected to a network. Most NICs are designed for a
particular type of network, protocol and media, although some can serve multiple
networks.
Node
A node can be a computer or some other device, such as a printer. Every node has a
unique network address, sometimes called a Data Link Control (DLC) address or Media
Access Control (MAC) address.
NSP
Short for Network Service Provider, a company that provides Internet access to ISPs.
Sometimes called backbone providers, NSPs offer direct access to the Internet backbone
and the Network Access Points (NAPs).
PAP
Short for Password Authentication Protocol, the most basic form of authentication, in
which a user's name and password are transmitted over a network and compared to a
table of name-password pairs.
Password
A secret series of characters that enables a user to access a file, computer or program. On
multiuser systems, each user must enter his or her password before the computer will
respond to commands.
Plug-and-play
Refers to the ability of a computer system to automatically configure expansions boards
and other devices. You should be able to plug in a device and play with it, without
worrying about configuration elements.
PipeLock
A security feature of the HM220d ADSL modem that temporarily blocks communication
between the computer and the service provider.