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Glossary
of Terms
IEEE 802.6 The standard that defines Mans, an SMDS-based, short packet ATM
transmission.
Image The computerized representation of a picture or graphic.
Imaging Recording human readable images, pictures, images, motion, text, etc.,
into machine readable formats
Imaging System Collection of units that work together to capture and recreate
images. At its simplest, it has an acquisition device (scanner), and image processor
and an imaging devices (printers, computers, and optical storage).
In-band signaling A communications technique in which the part of a signal bearing
the data control information is contained within the bandwidth of the signal it is
controlling.
Index At its simplest, itís a descriptive set of data associated with a document for
locating the documents storage location. In a more complex and demanding role,
indexing can be used to consolidate documents hat may not be, at first glance,
related, or that may be stored in different locations, or on different media.
Interface The place or piece of equipment where interaction occurs between two
regions or systems or processes. A common example is the RS232-C port or the
AUI on LANs between the computer and transceiver.
Internet (1) A group of networks that are interconnected so that they appear to be
one continuous network, and can be addressed seamlessly at the Network Layer
Three of the OSI model. Typical internets are built using routers, either to form a
backbone network comprised of routers, or to link together LANs at the Network
Layer.
Internet (2) A collection of networks and gateways, including the Milnet and NSFNET,
all using the TCP/IP protocol suite. It functions as a single, cooperative virtual network.
The Internet provides universal connectivity and three levels of network services:
connectionless packet delivery; full duplex stream delivery and application level
services including electronic mail and EDI.