broadcast topology.
A network topology in which all attaching devices are capable of receiving a signal transmitted
by any other attaching device on the network.
buffer storage.
(1) A special-purpose storage or storage area allowing, through temporary storage, the data transfer
between two functional units having different transfer characteristics. A buffer storage is used between
non-synchronized devices, or where one is serial and the other is parallel or between those having different transfer
rates. Synonymous with buffer (T). (2) In word processing, a temporary storage in which text is held for processing or
communication (T).
building cable.
The permanently installed cable within a building that interconnects offices to wiring closets, wiring
closets to wiring closets, and wiring closets to computer rooms of building entrances.
building entrance.
The entry point in a building where external communication cables are interconnected with
internal building cables.
C
cache.
A high-speed buffer storage that contains frequently accessed instructions and data to reduce access time.
cascade.
To connect in a series or in a succession of stages so that each stage derives from or acts upon the
product of the preceding stage.
catenet.
A network in which hosts are connected to networks and the networks are interconnected by gateways. The
Internet is an example of a catenet.
CDDI (see Copper Distributed Data Interface).
Challenge Handshake Authorization Protocol (CHAP).
A password protection protocol that describes how to
authenticate incoming data calls. The password is encrypted over the access line.
CHAP (see Challenge Handshake Authorization Protocol).
CIFS (see Windows networking).
client.
A computer system or process that requests access to the data, services, or resources of a server (another
computer system or process). Multiple clients may share access to a common server. Synonym for requester.
client-server model.
A common way to describe network services and the model user processes (programs) of
those services.
closed network.
Synonym for closed path.
closed path.
A network in which all of the cable paths and wiring closets are directly or indirectly connected.
Synonymous with closed network.
cluster.
In high-availability cluster multiprocessing (HACMP), a set of independent systems (called nodes) that are
organized into a network for the purpose of sharing resources and communicating with each other. .
collision avoidance.
In carrier sense multiple access with collision avoidance (CSMA/CA), the sending of a jam
signal and waiting a variable time before transmitting data, to avoid two or more simultaneous transmissions.
Common Internet File System (CIFS).
A protocol that enables collaboration on the Internet by defining a remote
file-access protocol that is compatible with the way applications already share data on local disks and network file
servers (MS).
configuration list.
In a LAN, a list of all of the names and addresses of stations attached to a LAN segment.
connect.
In a LAN, to physically join a cable from a station to an access unit or network connection point. Contrast
with attach.
connection-oriented.
The communication process that proceeds through three well-defined phases: connection
establishment, data transfer, and connection release. Examples are: X.25, Internet TCP, and ordinary telephone calls.
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