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Glossary
232
IP address
An address assigned to the Ethernet Unit as a node in an Ethernet network. The
IP address consists of a network number, possibly a subnet number, and a host
number.
LAN
An acronym for local area network.
LED
Acronym for light-emitting diode; a device used as for indicators or displays.
leftmost (bit/word)
The highest numbered bits of a group of bits, generally of an entire word, or the
highest numbered words of a group of words. These bits/words are often called
most-significant bits/words.
link
A hardware or software connection formed between two Units. “Link” can refer
either to a part of the physical connection between two Units or a software con-
nection created to data existing at another location (i.e., data links).
load
The processes of copying data either from an external device or from a storage
area to an active portion of the system such as a display buffer. Also, an output
device connected to the PC is called a load.
local
In network communications, the node or device from which communications are
being viewed. See remote.
local area network
A network consisting of nodes or positions in a loop arrangement. Each node
can be any one of a number of devices. This kind of network usually operates
over a small area such as a group of offices or a factory floor.
local network table
A table that specifies all of the networks that a PC belongs to and the unit num-
bers of the Units connecting the PC to each of these networks.
local node
In network communications, the node from which communications are being
viewed. See remote node.
master
In a SYSMAC NET Link System, a Unit specified to manage network commu-
nications.
master number
A number assigned to a master in a SYSMAC NET Link System. This number is
different from the unit number.
megabyte
A unit of storage equal to one million bytes.
memory area
Any of the areas in the PC used to hold data or programs.
memory card
A data storage media similar to a floppy disk.
network address
An address set in routing tables and used to differentiate OMRON networks for
FINS communications.
network number
The portion of the IP address used to differentiate networks.
Network Service Board
A device with an interface to connect devices other than PCs to a SYSMAC NET
Link System.
Network Service Unit
A Unit that provides two interfaces to connect peripheral devices to a SYSMAC
NET Link System.
network support table
Tables of settings used to establish operating parameters for SYSMAC LINK
and SYSMAC NET Link Systems.
Summary of Contents for SYSMAC C200HW-PCS01-EV1
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