HP 733/800/866MHz 1GHz, Руководство администратора

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117 English
Glossary
ROM Read Only Memory. Computer
memory on which data have been pre-
written. Once data are written to a
ROM it cannot be changed and can
only be read. Unlike main memory
(RAM), ROM maintains its contents
when power is turned off. ROM is
referred to as being non-volatile,
whereas RAM is volatile.
server Any computer on a network
that makes file, print, or
communication services available to
other network stations.
Setup program Used to inform the
computer about its configuration, for
example the amount of memory
installed. The setup program is stored
in flash memory on the system board.
SPX Sequenced Packet Exchange.
SPX is an enhanced set of commands
implemented on top of IPX that
provides for more functions (such as
guaranteed packet delivery).
star topology A network topology
in which all devices are connected to
a central hub. Star networks are
relatively easy to install and manage,
but network bottlenecks can occur
since all data must pass through the
hub.
TCP/IP Transmission Control
Protocol/Internet Protocol. The
Internet protocol stack_Stack that
defines a wide range of network
services allowing heterogeneous
network system operation. TCP/IP is
the default wide area network
protocol used by both Microsoft
Windows 95 and Windows NT.
TFTP Trivial File Transfer Protocol.
A file transfer protocol that transfers
files to and from a remote computer
running the TFTP service. TFTP was
designed with less functions than
FTP.
topology The geometric map of a
LAN. Common LAN topologies
include the bus, ring, and star.
transceiver A hardware device that
links a node to a baseband network
cable and functions as both
transmitter and receiver.
twisted pair wiring Cable
comprised of two wires twisted
together at six turns per inch to
provide electrical shielding. Some
telephone wiring uses twisted pair
wiring.
Unicode
An international character
set encoding scheme defined by
agreement between the International
Standards Organization and Unicode,
Inc., a non-profit consortium set up by
a group of major computer
companies, including Apple
Computer, Inc., Sun Microsystems,
Inc., Xerox Corp., and IBM
(International Business Machines