Flashcards in NETWORK+ Terms W,X,Z's Deck (20):
communications network that serves
users across a broad geographic
area. WANs often use transmission
devices such as modems or
CSUs/DSUs to carry signals over
leased lines or common carrier lines
WAN (wide area network)
A disaster recovery site
offering most equipment and applications.
Compare to a cold site that
refers to a disaster recovery site with
limited hardware and typically only
a reserved location. A hot site is one
with duplicate hardware and software
and can be operational within
minutes of a disaster.
A server that runs an
application and makes the contents
of certain directories on that server, or other servers, available to clients
for download, via a protocol such as
data encryption method used to
protect the transmission between
802.11 wireless clients and access
points. WEP security has come
under scrutiny because it uses an
insufficient key length and provides
no automated method for distributing
WEP (Wired Equivalent Privacy)
A voluntary standard that
manufacturers can adhere to, which
aims to create compatibility between
wireless devices. WiFi is an abbreviation
for wireless fidelity.
A NetBIOS name-to-IP
address resolution service that runs
on Windows Server platforms.
WINS (Windows Internet Name
built database of NetBIOS names
and IP addresses used by WINS
A tool used to create
networking cables. The type of wire
crimping tool used depends on the
cable being made.
The band of frequency
used for wireless communications.
Each IEEE wireless standard
specifies the channels that can
that uses any unbound media, such as
infrared, microwave, or radio waves.
designed to show the
physical wiring of a network. The
wiring schematic can often be used
in the troubleshooting process.
A service provider that
specializes in offering users wireless
access to the Internet, often including
WISP (Wireless Internet Service
A local area
network created using wireless
transmission methods such as radio
or infrared rather than traditional
WLAN (wireless LAN)
A client computer on
a network that does not offer any
services of its own but that uses the
services of the servers on the network.
A self-replicating program
that can perform destructive acts to
a single computer or across a network,
both wired and wireless.
802.11 wireless LANs. WPA is an
designed to address WEP’s security
WPA (WiFi Protected Access)
An ITU-T standardized protocol
suite for packet switching networks.
All the variations of DSL
available are lumped together under
the label XDSL.
XDSL (Extended Digital Subscriber
A set of rules for the encoding of
documents in a machine readable
XML (Extensible Markup Language)