1069 lines
52 KiB
HTML
1069 lines
52 KiB
HTML
|
<?xml version="1.0" encoding="utf-8"?>
|
||
|
|
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
|
||
|
|
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
||
|
|
<html xmlns="http://www.w3.org/1999/xhtml" lang="en-US" xml:lang="en-us">
|
||
|
|
<head>
|
||
|
|
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
|
||
|
|
<meta name="dc.language" scheme="rfc1766" content="en-us" />
|
||
|
|
<!-- All rights reserved. Licensed Materials Property of IBM -->
|
||
|
|
<!-- US Government Users Restricted Rights -->
|
||
|
|
<!-- Use, duplication or disclosure restricted by -->
|
||
|
|
<!-- GSA ADP Schedule Contract with IBM Corp. -->
|
||
|
|
<meta name="dc.date" scheme="iso8601" content="2005-09-06" />
|
||
|
|
<meta name="copyright" content="(C) Copyright IBM Corporation 1997, 2006" />
|
||
|
|
<meta name="security" content="public" />
|
||
|
|
<meta name="Robots" content="index,follow"/>
|
||
|
|
<meta http-equiv="PICS-Label" content='(PICS-1.1 "http://www.icra.org/ratingsv02.html" l gen true r (cz 1 lz 1 nz 1 oz 1 vz 1) "http://www.rsac.org/ratingsv01.html" l gen true r (n 0 s 0 v 0 l 0) "http://www.classify.org/safesurf/" l gen true r (SS~~000 1))' />
|
||
|
|
<meta name="owner" content="RCHCLERK@us.ibm.com" />
|
||
|
|
<title>N</title>
|
||
|
|
<link rel="stylesheet" type="text/css" href="ibmidwb.css" />
|
||
|
|
<link rel="stylesheet" type="text/css" href="ic.css" />
|
||
|
|
</head>
|
||
|
|
<body>
|
||
|
|
<a id="Top_Of_Page" name="Top_Of_Page"></a><!-- Java sync-link -->
|
||
|
|
<script language = "Javascript" src = "../rzahg/synch.js" type="text/javascript"></script>
|
||
|
|
|
||
|
|
|
||
|
|
<a name="n"></a>
|
||
|
|
<h2 id="n">N</h2>
|
||
|
|
<p>Return to <a href="as4glos.htm#as4glos">Glossary</a>.</p>
|
||
|
|
<dl>
|
||
|
|
<dt id="x2031981" class="bold">
|
||
|
|
<a name="x2031981"></a>n-1</dt>
|
||
|
|
<dd>The immediately preceding release
|
||
|
|
of the operating system.</dd>
|
||
|
|
<dt id="x2191614" class="bold">
|
||
|
|
<a name="x2191614"></a>NAK character</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031106">negative acknowledgment character</a>.</dd>
|
||
|
|
<dt id="x2030976" class="bold">
|
||
|
|
<a name="x2030976"></a>named constant</dt>
|
||
|
|
<dd>In RPG, a name representing
|
||
|
|
a specific value that does not change during the running of the program.</dd>
|
||
|
|
<dt id="x2030981" class="bold">
|
||
|
|
<a name="x2030981"></a>named mutex</dt>
|
||
|
|
<dd>A mutual exclusion lock
|
||
|
|
that has a text name associated with it for identification and debugging purposes.</dd>
|
||
|
|
<dt id="x2030986" class="bold">
|
||
|
|
<a name="x2030986"></a>name pattern</dt>
|
||
|
|
<dd>In CoOperative Development
|
||
|
|
Environment/400, a set of criteria used to display a list of VM files, MVS™ data
|
||
|
|
set names, or i5/OS™ objects.</dd>
|
||
|
|
<dt id="x2031005" class="bold">
|
||
|
|
<a name="x2031005"></a>namespace</dt>
|
||
|
|
<dd>Space reserved by a file
|
||
|
|
system to contain the names of its objects.</dd>
|
||
|
|
<dt id="x2031013" class="bold">
|
||
|
|
<a name="x2031013"></a>naming authority</dt>
|
||
|
|
<dd>In OSI, an organization
|
||
|
|
that assigns OSI names and addresses--such as abstract syntax names, application
|
||
|
|
context names, network entity titles, and NSAP addresses--to ensure that they
|
||
|
|
are unique.</dd>
|
||
|
|
<dt id="x2031018" class="bold">
|
||
|
|
<a name="x2031018"></a>NaN</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031708">not-a-number</a>.</dd>
|
||
|
|
<dt id="x2245519" class="bold">
|
||
|
|
<a name="x2245519"></a>NAT</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031199">network
|
||
|
|
address translation</a>.</dd>
|
||
|
|
<dt id="x2210171" class="bold">
|
||
|
|
<a name="x2210171"></a>NAT conversation</dt>
|
||
|
|
<dd>A relationship between
|
||
|
|
any of the following IP addresses and port numbers: (1) private source IP
|
||
|
|
address and source port number (without NAT), (2) public (NAT) source IP address
|
||
|
|
and public (NAT) source port number, (3) destination IP address and port number
|
||
|
|
(an external network).</dd>
|
||
|
|
<dt id="x2045210" class="bold">
|
||
|
|
<a name="x2045210"></a>national language</dt>
|
||
|
|
<dd>See <a href="rzaatl.htm#x2028254">language load identification</a>.</dd>
|
||
|
|
<dt id="x2031026" class="bold">
|
||
|
|
<a name="x2031026"></a>national language dependent function (NLDF)</dt>
|
||
|
|
<dd>Any function of a hardware or software product that must be altered
|
||
|
|
to suit a country, region, or language. Examples include date and time formats,
|
||
|
|
monetary values, keyboards, measurement systems, and character data functions
|
||
|
|
(such as sorting). See also <a href="rzaatn.htm#x2031031">national language support</a>, <a href="rzaatn.htm#x2031035">national language version</a>.</dd>
|
||
|
|
<dt id="x2031031" class="bold">
|
||
|
|
<a name="x2031031"></a>national language support (NLS)</dt>
|
||
|
|
<dd>The ability for a user to communicate with hardware and software products
|
||
|
|
in a language of choice to obtain results that are culturally acceptable.
|
||
|
|
See also <a href="rzaatl.htm#x2028979">localized</a>, <a href="rzaatn.htm#x2031026">national
|
||
|
|
language dependent function</a>.</dd>
|
||
|
|
<dt id="x2031035" class="bold">
|
||
|
|
<a name="x2031035"></a>national language version (NLV)</dt>
|
||
|
|
<dd>(1) For the secondary language, the textual data for all licensed programs. See
|
||
|
|
also <a href="rzaatl.htm#x2028979">localized</a>, <a href="rzaatn.htm#x2031026">national language
|
||
|
|
dependent function</a>.</dd>
|
||
|
|
<dd>(2) For the primary language, the running
|
||
|
|
code and textual data for each licensed program ordered.</dd>
|
||
|
|
<dt id="x2031043" class="bold">
|
||
|
|
<a name="x2031043"></a>native character set</dt>
|
||
|
|
<dd>In COBOL, the
|
||
|
|
default character set associated with the computer specified in the OBJECT-COMPUTER
|
||
|
|
paragraph.</dd>
|
||
|
|
<dt id="x2031048" class="bold">
|
||
|
|
<a name="x2031048"></a>native collating sequence</dt>
|
||
|
|
<dd>In COBOL,
|
||
|
|
the default collating sequence associated with the computer specified in the
|
||
|
|
OBJECT-COMPUTER paragraph.</dd>
|
||
|
|
<dt id="x2031053" class="bold">
|
||
|
|
<a name="x2031053"></a>natural language</dt>
|
||
|
|
<dd>Human language,
|
||
|
|
as opposed to the artificial languages used in computer programming.</dd>
|
||
|
|
<dt id="x2031058" class="bold">
|
||
|
|
<a name="x2031058"></a>natural language processing</dt>
|
||
|
|
<dd>Processing
|
||
|
|
that accepts natural language input and produces natural language output.
|
||
|
|
For example, a natural language information retrieval system accepts ordinary
|
||
|
|
text files as input and may identify keywords for information retrieval.</dd>
|
||
|
|
<dt id="x2009411" class="bold">
|
||
|
|
<a name="x2009411"></a>NAU</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2003238">network
|
||
|
|
addressable unit</a>.</dd>
|
||
|
|
<dt id="x2031065" class="bold">
|
||
|
|
<a name="x2031065"></a>NAUN</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031081">nearest
|
||
|
|
active upstream neighbor</a>.</dd>
|
||
|
|
<dt id="x2031073" class="bold">
|
||
|
|
<a name="x2031073"></a>NDM</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031688">normal
|
||
|
|
disconnected mode</a>.</dd>
|
||
|
|
<dt id="x2031081" class="bold">
|
||
|
|
<a name="x2031081"></a>nearest active upstream neighbor (NAUN)</dt>
|
||
|
|
<dd>In the IBM® Token-Ring Network, the station sending data directly to another
|
||
|
|
station in the ring.</dd>
|
||
|
|
<dt id="x2031086" class="bold">
|
||
|
|
<a name="x2031086"></a>negate</dt>
|
||
|
|
<dd>To make ineffective or not
|
||
|
|
valid.</dd>
|
||
|
|
<dt id="x2031091" class="bold">
|
||
|
|
<a name="x2031091"></a>negated combined condition</dt>
|
||
|
|
<dd>In COBOL,
|
||
|
|
the NOT logical operator immediately followed by a combined condition in parentheses.</dd>
|
||
|
|
<dt id="x2031096" class="bold">
|
||
|
|
<a name="x2031096"></a>negated condition</dt>
|
||
|
|
<dd>A condition that
|
||
|
|
is made opposite (either true or false), by the NOT logical operator.</dd>
|
||
|
|
<dt id="x2031101" class="bold">
|
||
|
|
<a name="x2031101"></a>negated simple condition</dt>
|
||
|
|
<dd>In COBOL,
|
||
|
|
the NOT logical operator immediately followed by a simple condition.</dd>
|
||
|
|
<dt id="x2031106" class="bold">
|
||
|
|
<a name="x2031106"></a>negative acknowledgment character (NAK character)</dt>
|
||
|
|
<dd>The binary synchronous communication (BSC) transmission control
|
||
|
|
character that indicates that the device is not ready or that an error occurred.</dd>
|
||
|
|
<dt id="x2031111" class="bold">
|
||
|
|
<a name="x2031111"></a>negative response (NR)</dt>
|
||
|
|
<dd>In SNA, a
|
||
|
|
response indicating that a request did not arrive successfully or was not
|
||
|
|
processed successfully by the receiver. See also <a href="rzaatp.htm#x2034168">positive
|
||
|
|
response</a>.</dd>
|
||
|
|
<dt id="x2031116" class="bold">
|
||
|
|
<a name="x2031116"></a>negotiated release</dt>
|
||
|
|
<dd>In OSI, a service
|
||
|
|
provided by the session layer that enables an application entity that has
|
||
|
|
received a release indication to refuse the release and continue the session
|
||
|
|
connection.</dd>
|
||
|
|
<dt id="x2031121" class="bold">
|
||
|
|
<a name="x2031121"></a>negotiation</dt>
|
||
|
|
<dd>A two-phase process by
|
||
|
|
which an initiating key server communicates with a responding key server.
|
||
|
|
If the negotiations are successful, the key servers establish a dynamic virtual
|
||
|
|
private network (VPN) connection that is between the two agreed-on endpoints.
|
||
|
|
This approach, which is directed by the Internet Key Exchange (IKE) protocols,
|
||
|
|
maintains the secrecy of your keys.</dd>
|
||
|
|
<dt id="x2031126" class="bold">
|
||
|
|
<a name="x2031126"></a>nest</dt>
|
||
|
|
<dd>To incorporate a structure or
|
||
|
|
structures into a structure of the same kind; for example, one call instruction
|
||
|
|
(nested call) within another call instruction (nesting call) or one subroutine
|
||
|
|
(nested subroutine) within another subroutine (nesting subroutine).</dd>
|
||
|
|
<dt id="x2031131" class="bold">
|
||
|
|
<a name="x2031131"></a>nested call</dt>
|
||
|
|
<dd>A call to a program incorporated
|
||
|
|
within another call to a program within the same job.</dd>
|
||
|
|
<dt id="x2031136" class="bold">
|
||
|
|
<a name="x2031136"></a>nested command</dt>
|
||
|
|
<dd>A command or group
|
||
|
|
of commands whose processing is conditioned on the evaluation of a preceding
|
||
|
|
or associated command. Nesting is a structured form of branching. In CL programs,
|
||
|
|
the nested command is merged into an associated command. If the nested command
|
||
|
|
is a DO command, the entire do group is nested.</dd>
|
||
|
|
<dt id="x2031141" class="bold">
|
||
|
|
<a name="x2031141"></a>nested DO group</dt>
|
||
|
|
<dd>A DO group that is
|
||
|
|
contained within another DO group.</dd>
|
||
|
|
<dt id="x2031146" class="bold">
|
||
|
|
<a name="x2031146"></a>nested exception</dt>
|
||
|
|
<dd>An exception that
|
||
|
|
occurs while another exception is being handled.</dd>
|
||
|
|
<dt id="x2031151" class="bold">
|
||
|
|
<a name="x2031151"></a>NetBIOS (Network Basic Input/Output System)</dt>
|
||
|
|
<dd>A standard interface to networks, and personal computers that is used
|
||
|
|
on local area networks to provide message, print-server, and file-server functions.
|
||
|
|
Application programs that use NetBIOS do not need to handle the details of
|
||
|
|
LAN data link control (DLC) protocols.</dd>
|
||
|
|
<dt id="x2031156" class="bold">
|
||
|
|
<a name="x2031156"></a>Net.Data®</dt>
|
||
|
|
<dd>A program that allows
|
||
|
|
you to create interactive Web applications by using macros to add logic, variables,
|
||
|
|
program calls, and report writing to HTML.</dd>
|
||
|
|
<dt id="x2031161" class="bold">
|
||
|
|
<a name="x2031161"></a>netgroup</dt>
|
||
|
|
<dd>A network-wide group of
|
||
|
|
hosts and users. A netgroup can be used to restrict access to shared information
|
||
|
|
on Network File Systems (NFS) and to restrict remote access.</dd>
|
||
|
|
<dt id="x2060982" class="bold">
|
||
|
|
<a name="x2060982"></a>net ID</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2009165">network identifier</a>.</dd>
|
||
|
|
<dt id="x2009419" class="bold">
|
||
|
|
<a name="x2009419"></a>NETID</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2009165">network identifier</a>.</dd>
|
||
|
|
<dt id="x2031168" class="bold">
|
||
|
|
<a name="x2031168"></a>netname</dt>
|
||
|
|
<dd>A shared resource on a server.
|
||
|
|
When a netname is assigned to a resource, the user must refer to it by its
|
||
|
|
netname and specify the server where the resource is located.</dd>
|
||
|
|
<dt id="x2031173" class="bold">
|
||
|
|
<a name="x2031173"></a>NetView®</dt>
|
||
|
|
<dd>Pertaining to an IBM licensed program
|
||
|
|
that is used to monitor a network, manage it, and diagnose its problems.
|
||
|
|
The NetView licensed program can be used to provide network management services
|
||
|
|
for OSI Communications Subsystem.</dd>
|
||
|
|
<dt id="x2031181" class="bold">
|
||
|
|
<a name="x2031181"></a>NetWare Enhanced Integration</dt>
|
||
|
|
<dd>An IBM licensed
|
||
|
|
program that allows users to integrate file and print services, user profile
|
||
|
|
management, and network operations.</dd>
|
||
|
|
<dt id="x2031186" class="bold">
|
||
|
|
<a name="x2031186"></a>NetWare Link Service Protocol (NLSP)</dt>
|
||
|
|
<dd>An Internetwork Packet Exchange (IPX) link state used by IPX routers to share
|
||
|
|
their routing information with other devices on a network. NLSP replaces the
|
||
|
|
Routing Information Protocol (RIP) and the Service Advertising Protocol (SAP).
|
||
|
|
NLSP provides better performance, scalability, reliability, and management
|
||
|
|
of network traffic than the router RIP or SAP.</dd>
|
||
|
|
<dt id="x2031191" class="bold">
|
||
|
|
<a name="x2031191"></a>network</dt>
|
||
|
|
<dd>In data communications, a
|
||
|
|
configuration in which two or more locations are physically connected for
|
||
|
|
the purpose of exchanging data.</dd>
|
||
|
|
<dt id="x2003233" class="bold">
|
||
|
|
<a name="x2003233"></a>network address</dt>
|
||
|
|
<dd>In OSI, an address
|
||
|
|
that identifies a particular node. A network address can consist of (a) a
|
||
|
|
network entity title only, (b) an NSAP address only, or (c) both a network
|
||
|
|
entity title and an NSAP address.</dd>
|
||
|
|
<dt id="x2003238" class="bold">
|
||
|
|
<a name="x2003238"></a>network addressable unit (NAU)</dt>
|
||
|
|
<dd>In
|
||
|
|
SNA networking, any device on the network that has a network address, including
|
||
|
|
logical units, physical units, and system service control points. See also <a href="rzaath.htm#x2024153">half-session</a>.</dd>
|
||
|
|
<dt id="x2031199" class="bold">
|
||
|
|
<a name="x2031199"></a>network address translation (NAT)</dt>
|
||
|
|
<dd>(1) The conversion of a network address that is assigned to a logical unit in
|
||
|
|
one network into an address in an adjacent network. See also <a href="rzaats.htm#x2047505">static network address translation</a>.</dd>
|
||
|
|
<dd>(2) In a firewall, the conversion
|
||
|
|
of secure Internet Protocol (IP) addresses to external registered addresses.
|
||
|
|
This enables communications with external networks but masks the IP addresses
|
||
|
|
that are used inside the firewall.</dd>
|
||
|
|
<dt id="x2031207" class="bold">
|
||
|
|
<a name="x2031207"></a>network administrator</dt>
|
||
|
|
<dd>A person who
|
||
|
|
defines the network configuration and other network-related information. This
|
||
|
|
person controls how an enterprise or system uses its network resources.</dd>
|
||
|
|
<dt id="x2031212" class="bold">
|
||
|
|
<a name="x2031212"></a>network architecture</dt>
|
||
|
|
<dd>The logical
|
||
|
|
structure and operating principles of a computer network. The operating principles
|
||
|
|
of a network include those of services, functions, and protocols.</dd>
|
||
|
|
<dt id="x2031217" class="bold">
|
||
|
|
<a name="x2031217"></a>network attribute</dt>
|
||
|
|
<dd>Control information
|
||
|
|
about the communications environment. System name and default local location
|
||
|
|
name are examples of network attributes. See also <a href="rzaats.htm#x2040849">system
|
||
|
|
value</a>.</dd>
|
||
|
|
<dt id="x2242727" class="bold">
|
||
|
|
<a name="x2242727"></a>network authentication service</dt>
|
||
|
|
<dd>The i5/OS implementation of the Kerberos V5 standard protocol that enables the iSeries™ server and several iSeries services (such as IBM iSeries Access for Windows®) to use for authentication a Kerberos ticket as an optional replacement
|
||
|
|
for a user name and password.</dd>
|
||
|
|
<dt id="x2190437" class="bold">
|
||
|
|
<a name="x2190437"></a>Network Basic Input/Output System</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031151">NetBIOS</a>.</dd>
|
||
|
|
<dt id="x2031222" class="bold">
|
||
|
|
<a name="x2031222"></a>network class</dt>
|
||
|
|
<dd>The type of TCP/IP
|
||
|
|
network, such as Class A, Class B, or Class C.</dd>
|
||
|
|
<dt id="x2031227" class="bold">
|
||
|
|
<a name="x2031227"></a>network computing</dt>
|
||
|
|
<dd>The use of a scalable
|
||
|
|
distributed computing infrastructure that encompasses the key elements of
|
||
|
|
networking technologies. Examples are systems and network management; the
|
||
|
|
Internet and intranets; clients and servers; application programs, databases;
|
||
|
|
transaction processing; and various operating systems and communication protocols.</dd>
|
||
|
|
<dt id="x2031252" class="bold">
|
||
|
|
<a name="x2031252"></a>network driver</dt>
|
||
|
|
<dd>A program that allows
|
||
|
|
two or more computers or work stations to interoperate over a communications
|
||
|
|
network. The computers or work stations may be heterogeneous or homogeneous
|
||
|
|
devices. Services provided by a network driver can include file sharing, remote
|
||
|
|
database access, electronic mail, remote print services, time services, security
|
||
|
|
services, data conversion, remote function call, and work station emulation.</dd>
|
||
|
|
<dt id="x2031257" class="bold">
|
||
|
|
<a name="x2031257"></a>network driver for Microsoft® Windows</dt>
|
||
|
|
<dd>In iSeries Access, a program that integrates iSeries Access functions with the standard user interface in the Microsoft Windows program. The Windows network driver allows a Windows user
|
||
|
|
to redirect print files to an iSeries server (using the virtual print function),
|
||
|
|
manage these redirected printer files (using Windows Print Manager), and use remote iSeries server files (using the shared folders function).</dd>
|
||
|
|
<dt id="x2031262" class="bold">
|
||
|
|
<a name="x2031262"></a>network entity</dt>
|
||
|
|
<dd>In OSI, a component,
|
||
|
|
such as the OSI Communications Subsystem network layer, that provides network
|
||
|
|
services for an open system.</dd>
|
||
|
|
<dt id="x2031267" class="bold">
|
||
|
|
<a name="x2031267"></a>network entity title</dt>
|
||
|
|
<dd>In OSI, a title
|
||
|
|
that identifies the network entity on a given node. Because a node can have
|
||
|
|
only one network entity, the network entity title uniquely identifies a given
|
||
|
|
node. Network entity titles are represented in the same format as NSAP addresses.</dd>
|
||
|
|
<dt id="x2031272" class="bold">
|
||
|
|
<a name="x2031272"></a>network entity title nickname</dt>
|
||
|
|
<dd>In
|
||
|
|
OSI, a nickname that identifies a network entity title.</dd>
|
||
|
|
<dt id="x2031277" class="bold">
|
||
|
|
<a name="x2031277"></a>network file</dt>
|
||
|
|
<dd>In object distribution,
|
||
|
|
a file (either a physical file or a save file) sent by one user to one or
|
||
|
|
more other users. A network file is placed on the recipient's message queue
|
||
|
|
when it arrives at the destination system.</dd>
|
||
|
|
<dt id="x2031282" class="bold">
|
||
|
|
<a name="x2031282"></a>Network File System (NFS)</dt>
|
||
|
|
<dd>A protocol,
|
||
|
|
developed by Sun Microsystems, Incorporated, that allows a computer to access
|
||
|
|
files over a network as if they were on its local disks.</dd>
|
||
|
|
<dt id="x2031287" class="bold">
|
||
|
|
<a name="x2031287"></a>network group</dt>
|
||
|
|
<dd>In Backup Recovery
|
||
|
|
and Media Services, a cluster of systems sharing a common media inventory.
|
||
|
|
Available tapes are eligible for use by any system in the network group. Each
|
||
|
|
system in the network group receives updates to the media inventory, regardless
|
||
|
|
of which network member makes the change.</dd>
|
||
|
|
<dt id="x2031292" class="bold">
|
||
|
|
<a name="x2031292"></a>network ID</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2009165">network identifier</a>.</dd>
|
||
|
|
<dt id="x2009165" class="bold">
|
||
|
|
<a name="x2009165"></a>network identifier ( NETID network ID, net ID)</dt>
|
||
|
|
<dd>In TCP/IP, that part of the IP address that defines a network.
|
||
|
|
The length of the network ID depends on the type of network class (A, B, or
|
||
|
|
C).</dd>
|
||
|
|
<dt id="x2031299" class="bold">
|
||
|
|
<a name="x2031299"></a>Network Information Service (NIS)</dt>
|
||
|
|
<dd>A set of protocols, developed by Sun Microsystems, that are used to provide
|
||
|
|
directory services for network information.</dd>
|
||
|
|
<dt id="x2031314" class="bold">
|
||
|
|
<a name="x2031314"></a>network interface (NWI)</dt>
|
||
|
|
<dd>The physical
|
||
|
|
interface that allows a user to connect to the integrated services digital
|
||
|
|
network (ISDN).</dd>
|
||
|
|
<dt id="x2031304" class="bold">
|
||
|
|
<a name="x2031304"></a>network interface controller (NIC)</dt>
|
||
|
|
<dd>Hardware that provides the interface control between system main storage and
|
||
|
|
external high-speed link (HSL) ports.</dd>
|
||
|
|
<dt id="x2031309" class="bold">
|
||
|
|
<a name="x2031309"></a>network interface description</dt>
|
||
|
|
<dd>An i5/OS communications object that represents the physical interface to the
|
||
|
|
integrated services digital network (ISDN). The network interface description
|
||
|
|
must be configured in addition to the line, controller, and device descriptions.
|
||
|
|
The system-recognized identifier for the object type is *NWID.</dd>
|
||
|
|
<dt id="x2031319" class="bold">
|
||
|
|
<a name="x2031319"></a>network job</dt>
|
||
|
|
<dd>In object distribution,
|
||
|
|
a batch input stream sent by one user to one or more users in the network
|
||
|
|
as defined in the system distribution directory.</dd>
|
||
|
|
<dt id="x2031324" class="bold">
|
||
|
|
<a name="x2031324"></a>network job entry (NJE)</dt>
|
||
|
|
<dd>In object
|
||
|
|
distribution, an entry in the network job table that specifies the system
|
||
|
|
action required for incoming network jobs sent by a particular user or group
|
||
|
|
of users. Each entry is identified by the user ID of the originating user
|
||
|
|
or group.</dd>
|
||
|
|
<dt id="x2031329" class="bold">
|
||
|
|
<a name="x2031329"></a>network job table</dt>
|
||
|
|
<dd>In object distribution,
|
||
|
|
a table containing entries that control the system action required for incoming
|
||
|
|
network jobs.</dd>
|
||
|
|
<dt id="x2031334" class="bold">
|
||
|
|
<a name="x2031334"></a>network layer</dt>
|
||
|
|
<dd>In OSI architecture,
|
||
|
|
the layer that provides services to establish a path between open systems
|
||
|
|
with a predictable quality of service.</dd>
|
||
|
|
<dt id="x2031339" class="bold">
|
||
|
|
<a name="x2031339"></a>network-layer protocol data unit (NPDU)</dt>
|
||
|
|
<dd>In OSI, a protocol data unit in the network layer. (I)</dd>
|
||
|
|
<dt id="x2031344" class="bold">
|
||
|
|
<a name="x2031344"></a>network-layer service access point</dt>
|
||
|
|
<dd>In OSI, a service access point in the network layer. (I)</dd>
|
||
|
|
<dt id="x2031349" class="bold">
|
||
|
|
<a name="x2031349"></a>network-layer service data unit (NSDU)</dt>
|
||
|
|
<dd>In OSI, a unit of data transferred between the transport layer and the
|
||
|
|
network layer.</dd>
|
||
|
|
<dt id="x2031354" class="bold">
|
||
|
|
<a name="x2031354"></a>network management</dt>
|
||
|
|
<dd>(1) In OSI, systems
|
||
|
|
management that involves processing and exchanging management information
|
||
|
|
over two or more nodes. Network management provides the ability to manage
|
||
|
|
one or more nodes from another node.</dd>
|
||
|
|
<dd>(2) The process of planning,
|
||
|
|
organizing, and controlling a communications-oriented system.</dd>
|
||
|
|
<dt id="x2031362" class="bold">
|
||
|
|
<a name="x2031362"></a>network management association</dt>
|
||
|
|
<dd>In
|
||
|
|
OSI, an ACSE association between two systems management application entities
|
||
|
|
(SMAEs)--one representing a managing process, the other representing an agent
|
||
|
|
process. After network management associations are established, a manager
|
||
|
|
can send operator commands to its agents and an agent can send event reports
|
||
|
|
to its managers.</dd>
|
||
|
|
<dt id="x2031367" class="bold">
|
||
|
|
<a name="x2031367"></a>network management domain</dt>
|
||
|
|
<dd>In OSI,
|
||
|
|
a manager and the agents that it manages. An agent can participate in more
|
||
|
|
than one network management domain. In OSI Communications Subsystem, the agent
|
||
|
|
at a local node is always part of the management domain of the manager at
|
||
|
|
that local node.</dd>
|
||
|
|
<dt id="x2031372" class="bold">
|
||
|
|
<a name="x2031372"></a>network mask</dt>
|
||
|
|
<dd>A number that is the
|
||
|
|
same as an Internet Protocol (IP) address. A network mask identifies which
|
||
|
|
part of an address is to be used for an operation, such as making a TCP/IP
|
||
|
|
connection.</dd>
|
||
|
|
<dt id="x2031377" class="bold">
|
||
|
|
<a name="x2031377"></a>network message</dt>
|
||
|
|
<dd>In object distribution,
|
||
|
|
a message sent by one user to one or more users enrolled in the system distribution
|
||
|
|
directory with the Send Network Message (SNDNETMSG) command.</dd>
|
||
|
|
<dt id="x2031382" class="bold">
|
||
|
|
<a name="x2031382"></a>network mode</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031413">network QOS mode</a>.</dd>
|
||
|
|
<dt id="x2031387" class="bold">
|
||
|
|
<a name="x2031387"></a>Network News Transfer Protocol (NNTP)</dt>
|
||
|
|
<dd>A protocol that is used to post messages in, distribute messages to,
|
||
|
|
and retrieve messages from newsgroups and to transfer articles between news
|
||
|
|
servers.</dd>
|
||
|
|
<dt id="x2003258" class="bold">
|
||
|
|
<a name="x2003258"></a>network node</dt>
|
||
|
|
<dd>A node that can define
|
||
|
|
the paths or routes, control route selection, and handle directory services
|
||
|
|
for the APPN function.</dd>
|
||
|
|
<dt id="x2079215" class="bold">
|
||
|
|
<a name="x2079215"></a>network node control point (NNCP)</dt>
|
||
|
|
<dd>A control point that provides session and routing services to adjacent end
|
||
|
|
nodes.</dd>
|
||
|
|
<dt id="x2003263" class="bold">
|
||
|
|
<a name="x2003263"></a>network node server</dt>
|
||
|
|
<dd>A network node
|
||
|
|
that is directly connected to an end node or a low-entry networking end node,
|
||
|
|
and has been assigned to service the end node session requests.</dd>
|
||
|
|
<dt id="x2031398" class="bold">
|
||
|
|
<a name="x2031398"></a>network operator</dt>
|
||
|
|
<dd>A person who controls
|
||
|
|
the day to day operation of all or part of a network.</dd>
|
||
|
|
<dt id="x2031403" class="bold">
|
||
|
|
<a name="x2031403"></a>network path</dt>
|
||
|
|
<dd>In iSeries Access, the
|
||
|
|
system, path, or library, and the name of the server network driver, network
|
||
|
|
printer, or data queue that the user is accessing. For example, the network
|
||
|
|
path used to access a printer through the network driver is: //system/library/printer.</dd>
|
||
|
|
<dt id="x2031408" class="bold">
|
||
|
|
<a name="x2031408"></a>network protocol</dt>
|
||
|
|
<dd>A communications
|
||
|
|
protocol from the Network Layer of the Open Systems Interconnect (OSI) network
|
||
|
|
architecture, such as the Internet Protocol (IP).</dd>
|
||
|
|
<dt id="x2031413" class="bold">
|
||
|
|
<a name="x2031413"></a>network QOS mode (network mode)</dt>
|
||
|
|
<dd>In the OSI Communications Subsystem licensed program, a set of X.25 connection-mode
|
||
|
|
quality-of-service (QOS) values that determine the type of connection established
|
||
|
|
between two nodes. Synonymous with network mode.</dd>
|
||
|
|
<dt id="x2031418" class="bold">
|
||
|
|
<a name="x2031418"></a>network resource</dt>
|
||
|
|
<dd>In OSI, a general
|
||
|
|
term for resources available to the network, such as lines and line sets.</dd>
|
||
|
|
<dt id="x2031423" class="bold">
|
||
|
|
<a name="x2031423"></a>network routing facility (NRF)</dt>
|
||
|
|
<dd>An i5/OS function that runs with the Network Routing Facility licensed program
|
||
|
|
to allow the path for data to go from a display station to a server application.</dd>
|
||
|
|
<dt id="x2061344" class="bold">
|
||
|
|
<a name="x2061344"></a>Network Routing Facility</dt>
|
||
|
|
<dd>A licensed
|
||
|
|
program that runs under the control of the Network Control Program and uses
|
||
|
|
a System/370™ backbone network. The network routing facility provides primary
|
||
|
|
logical unit support and a path for data between a display station and an
|
||
|
|
application without using the System/370 host system.</dd>
|
||
|
|
<dt id="x2031431" class="bold">
|
||
|
|
<a name="x2031431"></a>network server description (NWSD)</dt>
|
||
|
|
<dd>An object that contains a description of the characteristics of a file server
|
||
|
|
I/O processor that is attached to the system. In iSeries, the system-recognized
|
||
|
|
identifier for the object type is *NWSD.</dd>
|
||
|
|
<dt id="x2031436" class="bold">
|
||
|
|
<a name="x2031436"></a>network termination (NT)</dt>
|
||
|
|
<dd>In ISDN,
|
||
|
|
equipment that provides the function necessary for the operation of the access
|
||
|
|
protocols by the network.</dd>
|
||
|
|
<dt id="x2031441" class="bold">
|
||
|
|
<a name="x2031441"></a>network termination 1 (NT1)</dt>
|
||
|
|
<dd>In ISDN,
|
||
|
|
an end point for the network's transmission line. Network termination 1 is
|
||
|
|
responsible for the physical layer characteristics (of the OSI reference model),
|
||
|
|
such as ending the line transmission, monitoring performance, and timing.</dd>
|
||
|
|
<dt id="x2031446" class="bold">
|
||
|
|
<a name="x2031446"></a>network termination 2 (NT2)</dt>
|
||
|
|
<dd>In ISDN,
|
||
|
|
an end point for the network's transmission line. Network termination 2 is
|
||
|
|
responsible for the network layer, the data link layer, and the remaining
|
||
|
|
functions of the physical layer (not included in network termination 1) of
|
||
|
|
the OSI reference model. Examples include communications controllers and public
|
||
|
|
branch exchanges (PBXs).</dd>
|
||
|
|
<dt id="x2031451" class="bold">
|
||
|
|
<a name="x2031451"></a>Network Time Protocol</dt>
|
||
|
|
<dd>A clock synchronization
|
||
|
|
protocol commonly used on an internet.</dd>
|
||
|
|
<dt id="x2031456" class="bold">
|
||
|
|
<a name="x2031456"></a>network topology database</dt>
|
||
|
|
<dd>(1) In Managed
|
||
|
|
System Services, a set of database files that contain topology information
|
||
|
|
and general system information for nodes throughout the network.</dd>
|
||
|
|
<dd>(2) The representation of the current topology of the intermediate routing portion
|
||
|
|
of the APPN network. The network topology database contains entries for network
|
||
|
|
nodes and the transmission groups interconnecting them. Each entry describes
|
||
|
|
the current characteristics of the node or transmission group that it represents.
|
||
|
|
The topology database is used to determine the preferred session route between
|
||
|
|
two end nodes for a given class of service.</dd>
|
||
|
|
<dt id="x2031465" class="bold">
|
||
|
|
<a name="x2031465"></a>network user identification (NUI)</dt>
|
||
|
|
<dd>(1) In X.25, network-specific information that is used by the network to uniquely
|
||
|
|
identify the data terminal equipment (DTE) originating a switched virtual
|
||
|
|
call.</dd>
|
||
|
|
<dd>(2) For directory shadowing, a unique value associated with
|
||
|
|
each user in the Enterprise Address Book (EAB). For example, this value could
|
||
|
|
be a user ID and address, a social security number, or an employee number.</dd>
|
||
|
|
<dt id="x2031473" class="bold">
|
||
|
|
<a name="x2031473"></a>network virtual terminal (NVT)</dt>
|
||
|
|
<dd>A
|
||
|
|
Telnet service that provides a default common interface to remote terminals.
|
||
|
|
The client application negotiates NVT support and, as a result, the Telnet
|
||
|
|
server maps 5250 functions to virtual terminal characters.</dd>
|
||
|
|
<dt id="x2031478" class="bold">
|
||
|
|
<a name="x2031478"></a>neutral color</dt>
|
||
|
|
<dd>In the GDDM® function, one
|
||
|
|
of the colors selected to display graphics primitives; for example, white
|
||
|
|
on a display or black on a printer. See also <a href="rzaatb.htm#x2015009">background
|
||
|
|
color</a>.</dd>
|
||
|
|
<dt id="x2031483" class="bold">
|
||
|
|
<a name="x2031483"></a>next operable sentence</dt>
|
||
|
|
<dd>In COBOL,
|
||
|
|
the next sentence to which control will be transferred after the running of
|
||
|
|
the current statement is complete.</dd>
|
||
|
|
<dt id="x2031488" class="bold">
|
||
|
|
<a name="x2031488"></a>next record</dt>
|
||
|
|
<dd>The record that logically
|
||
|
|
follows the current record of a file.</dd>
|
||
|
|
<dt id="x2031493" class="bold">
|
||
|
|
<a name="x2031493"></a>next system</dt>
|
||
|
|
<dd>A node in the SNADS network
|
||
|
|
that is physically connected to the local system, and through which distribution
|
||
|
|
items can be routed.</dd>
|
||
|
|
<dt id="x2031498" class="bold">
|
||
|
|
<a name="x2031498"></a>next system queue</dt>
|
||
|
|
<dd>In SNADS, a queue
|
||
|
|
that is used to hold distribution items that are being routed to a next system.</dd>
|
||
|
|
<dt id="x2031503" class="bold">
|
||
|
|
<a name="x2031503"></a>next system table</dt>
|
||
|
|
<dd>In SNADS, a table
|
||
|
|
identifying all the systems physically connected to the local system.</dd>
|
||
|
|
<dt id="x2031508" class="bold">
|
||
|
|
<a name="x2031508"></a>NFS</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031282">Network
|
||
|
|
File System</a>.</dd>
|
||
|
|
<dt id="x2031512" class="bold">
|
||
|
|
<a name="x2031512"></a>NIC</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031304">network
|
||
|
|
interface controller</a>.</dd>
|
||
|
|
<dt id="x2003278" class="bold">
|
||
|
|
<a name="x2003278"></a>nickname</dt>
|
||
|
|
<dd>In the OSI Communications
|
||
|
|
Subsystem licensed program, a 1- to 8-character name that identifies an object
|
||
|
|
or entity in an OSI network. Nicknames are provided by OSI Communications
|
||
|
|
Subsystem to enable users to use simple names instead of the often long, multipart,
|
||
|
|
sometimes binary-coded identifiers required by OSI protocols.</dd>
|
||
|
|
<dt id="x2031519" class="bold">
|
||
|
|
<a name="x2031519"></a>NIS</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031299">Network
|
||
|
|
Information Service</a>.</dd>
|
||
|
|
<dt id="x2061441" class="bold">
|
||
|
|
<a name="x2061441"></a>NJE</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031324">network
|
||
|
|
job entry</a>.</dd>
|
||
|
|
<dt id="x2247062" class="bold">
|
||
|
|
<a name="x2247062"></a>NLDF</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031026">national
|
||
|
|
language dependent function</a>.</dd>
|
||
|
|
<dt id="x2031523" class="bold">
|
||
|
|
<a name="x2031523"></a>NLS</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031031">national
|
||
|
|
language support</a>.</dd>
|
||
|
|
<dt id="x2031527" class="bold">
|
||
|
|
<a name="x2031527"></a>NLS-enabled</dt>
|
||
|
|
<dd>Any product that is internationalized
|
||
|
|
and localized.</dd>
|
||
|
|
<dt id="x2031532" class="bold">
|
||
|
|
<a name="x2031532"></a>NLSP</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031186">NetWare
|
||
|
|
Link Service Protocol</a>.</dd>
|
||
|
|
<dt id="x2031536" class="bold">
|
||
|
|
<a name="x2031536"></a>NLV</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031035">national
|
||
|
|
language version</a>.</dd>
|
||
|
|
<dt id="x2061465" class="bold">
|
||
|
|
<a name="x2061465"></a>NNCP</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2079215">network
|
||
|
|
node control point</a>.</dd>
|
||
|
|
<dt id="x2031540" class="bold">
|
||
|
|
<a name="x2031540"></a>NNTP</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031387">Network
|
||
|
|
News Transfer Protocol</a>.</dd>
|
||
|
|
<dt id="x2003286" class="bold">
|
||
|
|
<a name="x2003286"></a>node</dt>
|
||
|
|
<dd>(1) One of the points in a topology
|
||
|
|
view or topology diagram. A node usually corresponds to a machine, but depending
|
||
|
|
on the type of view, might also correspond to a facility, base product, solution
|
||
|
|
element, or solution artifact.</dd>
|
||
|
|
<dd>(2) In X.25, a point where packets
|
||
|
|
are received, stored, and forwarded to another location (or data terminal
|
||
|
|
equipment) according to a routing method defined for the network.</dd>
|
||
|
|
<dd>(3) In networking, a point capable of sending and receiving data. A node can be
|
||
|
|
a device, such as printer or workstation, a system, or a storage location
|
||
|
|
on a disk. See also <a href="rzaatp.htm#x2034090">port</a>.</dd>
|
||
|
|
<dd>(4) In hardware,
|
||
|
|
a uniprocessor or symmetric multiprocessor (SMP) computer that is part of
|
||
|
|
a clustered system or a massively parallel processing (MPP) system. For example,
|
||
|
|
RS/6000(R) SP(TM) is an MPP system that consists of nodes connected by a high-speed
|
||
|
|
network.</dd>
|
||
|
|
<dd>(5) A location in a communications network that provides
|
||
|
|
host-processing services.</dd>
|
||
|
|
<dt id="x2031568" class="bold">
|
||
|
|
<a name="x2031568"></a>node list</dt>
|
||
|
|
<dd>A system object that contains
|
||
|
|
a list of SNA nodes identified by an APPN network ID and control point name.
|
||
|
|
The system-recognized identifier for the object type is *NODL.</dd>
|
||
|
|
<dt id="x2031573" class="bold">
|
||
|
|
<a name="x2031573"></a>node name</dt>
|
||
|
|
<dd>The name assigned to a
|
||
|
|
node during network definition.</dd>
|
||
|
|
<dt id="x2210202" class="bold">
|
||
|
|
<a name="x2210202"></a>node-to-node communication</dt>
|
||
|
|
<dd>Internal
|
||
|
|
communication between clustered nodes uses the virtual Ethernet as the private
|
||
|
|
network (or interconnect) that carries the heartbeat. The cluster service
|
||
|
|
on each node uses a heartbeat to keep track of the current state of the nodes
|
||
|
|
within the cluster. The cluster service uses the heartbeat to: (1) Determine
|
||
|
|
when a failover to another node should occur, (2) Synchronize the cluster
|
||
|
|
databases on each node, (3) Verify node failures during a cluster configuration
|
||
|
|
change. The private network uses the single network virtual Ethernet model.</dd>
|
||
|
|
<dt id="x2031578" class="bold">
|
||
|
|
<a name="x2031578"></a>node type</dt>
|
||
|
|
<dd>The designation of a node
|
||
|
|
according to the protocols it supports or the role it plays in a network.
|
||
|
|
Examples of Advanced Peer-to-Peer Networking® (APPN) node
|
||
|
|
types are network node and end node.</dd>
|
||
|
|
<dt id="x2031583" class="bold">
|
||
|
|
<a name="x2031583"></a>nonadjacent destination node</dt>
|
||
|
|
<dd>In the
|
||
|
|
OSI Communications Subsystem licensed program, a destination node that is
|
||
|
|
connected to a different subnetwork from the local node. To communicate with
|
||
|
|
a nonadjacent destination node requires the use of a relay node. See also <a href="rzaata.htm#x2013221">adjacent destination node</a>.</dd>
|
||
|
|
<dt id="x2031588" class="bold">
|
||
|
|
<a name="x2031588"></a>nonce</dt>
|
||
|
|
<dd>A random, unique text string
|
||
|
|
that is encrypted along with data and then is used to detect attacks against
|
||
|
|
the system that sends the encrypted data. A nonce is used especially for authentication
|
||
|
|
and ensures that encrypted data is different each time that it is encrypted.</dd>
|
||
|
|
<dt id="x2031593" class="bold">
|
||
|
|
<a name="x2031593"></a>noncontiguous item</dt>
|
||
|
|
<dd>In COBOL, a data
|
||
|
|
item in the Working-Storage and Linkage Sections of the Data Division that
|
||
|
|
bears no relationship to other data items.</dd>
|
||
|
|
<dt id="x2031598" class="bold">
|
||
|
|
<a name="x2031598"></a>nondevelopment group</dt>
|
||
|
|
<dd>In the Application
|
||
|
|
Development Manager feature of the Application Development ToolSet licensed
|
||
|
|
program, a group in the project hierarchy where part development is not usually
|
||
|
|
performed.</dd>
|
||
|
|
<dt id="x2031603" class="bold">
|
||
|
|
<a name="x2031603"></a>nonexecutable statement</dt>
|
||
|
|
<dd>In DB2® UDB for iSeries, an SQL statement that can be embedded only in an application program.</dd>
|
||
|
|
<dt id="x2031608" class="bold">
|
||
|
|
<a name="x2031608"></a>nonexposed name</dt>
|
||
|
|
<dd>In DB2 UDB for iSeries, a table name or view name for which a correlation name is specified.</dd>
|
||
|
|
<dt id="x2061540" class="bold">
|
||
|
|
<a name="x2061540"></a>nongeneric alert</dt>
|
||
|
|
<dd>In SNA management
|
||
|
|
services (SNA/MS), alert information that is encoded such that it conveys
|
||
|
|
to the receiver the set of screens that should be displayed for the network
|
||
|
|
operator when the alert is received. The use of nongeneric alerts requires
|
||
|
|
that the receiver recognize and understand each unique problem for which an
|
||
|
|
alert is sent. See also <a href="rzaatg.htm#x2023723">generic alert</a>.</dd>
|
||
|
|
<dt id="x2239523" class="bold">
|
||
|
|
<a name="x2239523"></a>nonhosted partition</dt>
|
||
|
|
<dd>A logical partition
|
||
|
|
that is not dependent on a logical partition for I/O resources.</dd>
|
||
|
|
<dt id="x2031613" class="bold">
|
||
|
|
<a name="x2031613"></a>noninteractive transaction</dt>
|
||
|
|
<dd>The work
|
||
|
|
done by jobs and tasks, such as batch jobs and system activity, that may have
|
||
|
|
occurred as a result of an interactive transaction. See also <a href="rzaati.htm#x2207810">interactive transaction</a>.</dd>
|
||
|
|
<dt id="x2031618" class="bold">
|
||
|
|
<a name="x2031618"></a>nonlabeled tape</dt>
|
||
|
|
<dd>A tape that has no
|
||
|
|
labels. Tape marks are used to indicate the end of the volume and the end
|
||
|
|
of each data file.</dd>
|
||
|
|
<dt id="x2031623" class="bold">
|
||
|
|
<a name="x2031623"></a>nonlibrary user ASP</dt>
|
||
|
|
<dd>An auxiliary
|
||
|
|
storage pool that contains journals, journal receivers, and save files. The
|
||
|
|
libraries for the objects are in the system ASP. See also <a href="rzaatl.htm#x2028485">library user ASP</a>.</dd>
|
||
|
|
<dt id="x2031628" class="bold">
|
||
|
|
<a name="x2031628"></a>nonnumeric item</dt>
|
||
|
|
<dd>In COBOL, a data
|
||
|
|
item that is alphanumeric, alphabetic, or Boolean.</dd>
|
||
|
|
<dt id="x2031633" class="bold">
|
||
|
|
<a name="x2031633"></a>nonnumeric literal</dt>
|
||
|
|
<dd>In COBOL, a character
|
||
|
|
string bounded by quotation marks, whose value is itself.</dd>
|
||
|
|
<dt id="x2031638" class="bold">
|
||
|
|
<a name="x2031638"></a>nonpaired data</dt>
|
||
|
|
<dd>In Business Graphics
|
||
|
|
Utility and the GDDM function, data that is specified such that each X-value
|
||
|
|
has a set of Y-values associated with it. See also <a href="rzaatp.htm#x2033092">paired data</a>.</dd>
|
||
|
|
<dt id="x2184272" class="bold">
|
||
|
|
<a name="x2184272"></a>nonpersistent message</dt>
|
||
|
|
<dd>A message that
|
||
|
|
does not survive a restart of the queue manager. See also <a href="rzaatp.htm#x2033588">persistent message</a>.</dd>
|
||
|
|
<dt id="x2031643" class="bold">
|
||
|
|
<a name="x2031643"></a>nonproduct object</dt>
|
||
|
|
<dd>In System Manager,
|
||
|
|
an application object that has not been packaged as part of a product.</dd>
|
||
|
|
<dt id="x2031648" class="bold">
|
||
|
|
<a name="x2031648"></a>nonprogrammable workstation (NWS)</dt>
|
||
|
|
<dd>A workstation that does not have processing capability and does not allow
|
||
|
|
the user to change its functions.</dd>
|
||
|
|
<dt id="x2031653" class="bold">
|
||
|
|
<a name="x2031653"></a>nonrepudiation</dt>
|
||
|
|
<dd>Proof that a transaction
|
||
|
|
occurred, or that message was sent or received. The use of digital certificates
|
||
|
|
and public key cryptography to "sign" transactions, messages, and documents
|
||
|
|
supports nonrepudiation.</dd>
|
||
|
|
<dt id="x2201120" class="bold">
|
||
|
|
<a name="x2201120"></a>nonresponse mode</dt>
|
||
|
|
<dd>In IMS™, a mode of terminal
|
||
|
|
operation that allows asynchronous operations between the terminal operator
|
||
|
|
and the application program. See also <a href="rzaatr.htm#x2037042">response mode</a>.</dd>
|
||
|
|
<dt id="x2031658" class="bold">
|
||
|
|
<a name="x2031658"></a>nonrestricted state</dt>
|
||
|
|
<dd>The state of
|
||
|
|
a system meaning any or all subsystems are active, regardless of whether there
|
||
|
|
are any active jobs or users at the time.</dd>
|
||
|
|
<dt id="x2031663" class="bold">
|
||
|
|
<a name="x2031663"></a>nonsecure network</dt>
|
||
|
|
<dd>A set of nodes
|
||
|
|
that are not controlled by a single administrative party. See also <a href="rzaats.htm#x2037999">secure network</a>.</dd>
|
||
|
|
<dt id="x2031668" class="bold">
|
||
|
|
<a name="x2031668"></a>nonstandard labeled tape</dt>
|
||
|
|
<dd>A tape that
|
||
|
|
has labels but does not follow IBM labeling conventions.</dd>
|
||
|
|
<dt id="x2031673" class="bold">
|
||
|
|
<a name="x2031673"></a>nonswitched line</dt>
|
||
|
|
<dd>A connection between
|
||
|
|
computers or devices that does not have to be made by dialing. The line is
|
||
|
|
permanently connected and always available. See also <a href="rzaats.htm#x2040369">switched line</a>.</dd>
|
||
|
|
<dt id="x2031678" class="bold">
|
||
|
|
<a name="x2031678"></a>no-print border</dt>
|
||
|
|
<dd>A small area on the
|
||
|
|
edges of a physical page where data will not print. This no-print border is
|
||
|
|
a limitation of the printer.</dd>
|
||
|
|
<dt id="x2061619" class="bold">
|
||
|
|
<a name="x2061619"></a>no response</dt>
|
||
|
|
<dd>In SNA, a value in the
|
||
|
|
form-of-response-requested field of the request header that directs the receiver
|
||
|
|
of the request not to return any response, regardless of whether or not the
|
||
|
|
request is received and processed successfully. See also <a href="rzaatd.htm#x2020048">definite response</a>, <a href="rzaate.htm#x2027181">exception response</a>.</dd>
|
||
|
|
<dt id="x2031683" class="bold">
|
||
|
|
<a name="x2031683"></a>normal control field</dt>
|
||
|
|
<dd>For the sort
|
||
|
|
function, any control field that is specified by an N in column 7 of the field
|
||
|
|
sequence specification.</dd>
|
||
|
|
<dt id="x2031688" class="bold">
|
||
|
|
<a name="x2031688"></a>normal disconnected mode (NDM)</dt>
|
||
|
|
<dd>A
|
||
|
|
nonoperational mode of an unbalanced data link in which the secondary station
|
||
|
|
is logically disconnected from the data link and, therefore, cannot transmit
|
||
|
|
or receive information.</dd>
|
||
|
|
<dt id="x2031693" class="bold">
|
||
|
|
<a name="x2031693"></a>normal installation</dt>
|
||
|
|
<dd>A process in
|
||
|
|
which the i5/OS operating system contained on tape is installed in auxiliary storage,
|
||
|
|
replacing the operating system (if any) that is currently in the system. See
|
||
|
|
also <a href="rzaata.htm#x2012703">abbreviated installation</a>.</dd>
|
||
|
|
<dt id="x2031698" class="bold">
|
||
|
|
<a name="x2031698"></a>normal queue</dt>
|
||
|
|
<dd>In SNADS, a queue that
|
||
|
|
contains distribution entries with a service level of data low. See also <a href="rzaatp.htm#x2034681">priority queue</a>.</dd>
|
||
|
|
<dt id="x2031703" class="bold">
|
||
|
|
<a name="x2031703"></a>normal response mode (NRM)</dt>
|
||
|
|
<dd>An operational
|
||
|
|
mode of an unbalanced data link in which the secondary station starts transmission
|
||
|
|
only as the result of receiving explicit permission, by polling, from the
|
||
|
|
primary station. See also <a href="rzaata.htm#x2014251">asynchronous balanced mode</a>.</dd>
|
||
|
|
<dt id="x2031708" class="bold">
|
||
|
|
<a name="x2031708"></a>not-a-number (NaN)</dt>
|
||
|
|
<dd>In binary floating-point
|
||
|
|
concepts, a value, not interpreted as a mathematical value, that contains
|
||
|
|
a mask and a sequence of binary digits.</dd>
|
||
|
|
<dt id="x2031713" class="bold">
|
||
|
|
<a name="x2031713"></a>notation</dt>
|
||
|
|
<dd>A system of characters,
|
||
|
|
symbols, or abbreviated expressions used to express technical facts or qualities.</dd>
|
||
|
|
<dt id="x2031718" class="bold">
|
||
|
|
<a name="x2031718"></a>notebook</dt>
|
||
|
|
<dd>A graphical representation
|
||
|
|
that resembles a spiral-bound notebook containing pages separated into sections
|
||
|
|
by tabbed divider-pages. A user can turn the pages of a notebook to move from
|
||
|
|
one section to another.</dd>
|
||
|
|
<dt id="x2031723" class="bold">
|
||
|
|
<a name="x2031723"></a>Notes server</dt>
|
||
|
|
<dd>Application software
|
||
|
|
that runs on a machine that is connected to a network. The Notes server provides
|
||
|
|
the following services to Notes clients and other Notes servers: Storage and
|
||
|
|
replication of databases. Directory services Mail routing Security</dd>
|
||
|
|
<dt id="x2031728" class="bold">
|
||
|
|
<a name="x2031728"></a>not-found indicator</dt>
|
||
|
|
<dd>An indicator
|
||
|
|
that is set on when the specified record cannot be found.</dd>
|
||
|
|
<dt id="x2031733" class="bold">
|
||
|
|
<a name="x2031733"></a>notification</dt>
|
||
|
|
<dd>(1) An unscheduled, spontaneously
|
||
|
|
generated message, issued by an agent when a significant or critical (data)
|
||
|
|
condition occurs.</dd>
|
||
|
|
<dd>(2) Information, labeled as a managed object, that
|
||
|
|
relates to an event that has occurred within the managed object.</dd>
|
||
|
|
<dt id="x2031746" class="bold">
|
||
|
|
<a name="x2031746"></a>notify delivery</dt>
|
||
|
|
<dd>The method of delivering
|
||
|
|
messages to a message queue in which the work station user is notified that
|
||
|
|
a message arrived. The signal is a light or an audible alarm.</dd>
|
||
|
|
<dt id="x2031751" class="bold">
|
||
|
|
<a name="x2031751"></a>notify message</dt>
|
||
|
|
<dd>A message that describes
|
||
|
|
a condition for which a program requires a reply from the calling program,
|
||
|
|
or for which a reply is automatically sent to the program.</dd>
|
||
|
|
<dt id="x2031756" class="bold">
|
||
|
|
<a name="x2031756"></a>notify object</dt>
|
||
|
|
<dd>A message queue, a
|
||
|
|
data area, or a database file that contains information identifying the last
|
||
|
|
successful commitment operation. This information can be used by the programmer
|
||
|
|
to find a restarting point for an application following an abnormal end to
|
||
|
|
the system or routing step processing.</dd>
|
||
|
|
<dt id="x2210227" class="bold">
|
||
|
|
<a name="x2210227"></a>not ready</dt>
|
||
|
|
<dd>Pertaining to a status
|
||
|
|
where all images in the image catalog are not available for use by the virtual
|
||
|
|
optical device. The status of the individual image catalog entry images in
|
||
|
|
the image catalog reflects either the last status for the catalog before being
|
||
|
|
made not ready from ready or the future status for catalogs about to be made
|
||
|
|
ready. The image catalog can be made not ready by using the LODIMGCLG command
|
||
|
|
with OPTION(*UNLOAD).</dd>
|
||
|
|
<dt id="x2031761" class="bold">
|
||
|
|
<a name="x2031761"></a>NPDU</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031339">network-layer
|
||
|
|
protocol data unit</a>.</dd>
|
||
|
|
<dt id="x2061685" class="bold">
|
||
|
|
<a name="x2061685"></a>NR</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031111">negative
|
||
|
|
response</a>.</dd>
|
||
|
|
<dt id="x2031765" class="bold">
|
||
|
|
<a name="x2031765"></a>NRF</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031423">network
|
||
|
|
routing facility</a>.</dd>
|
||
|
|
<dt id="x2188105" class="bold">
|
||
|
|
<a name="x2188105"></a>NRM</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031703">normal
|
||
|
|
response mode</a>.</dd>
|
||
|
|
<dt id="x2031782" class="bold">
|
||
|
|
<a name="x2031782"></a>NSAP address</dt>
|
||
|
|
<dd>In OSI, an address that
|
||
|
|
identifies a service access point in the network layer. NSAP addresses must
|
||
|
|
be unique within the OSI network where they are used. NSAP addresses are assigned
|
||
|
|
by naming authorities.</dd>
|
||
|
|
<dt id="x2031787" class="bold">
|
||
|
|
<a name="x2031787"></a>NSAP nickname</dt>
|
||
|
|
<dd>In OSI, a nickname
|
||
|
|
that identifies an NSAP address.</dd>
|
||
|
|
<dt id="x2031792" class="bold">
|
||
|
|
<a name="x2031792"></a>NSDU</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031349">network-layer
|
||
|
|
service data unit</a>.</dd>
|
||
|
|
<dt id="x2031825" class="bold">
|
||
|
|
<a name="x2031825"></a>NT</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031436">network
|
||
|
|
termination</a>.</dd>
|
||
|
|
<dt id="x2031833" class="bold">
|
||
|
|
<a name="x2031833"></a>NT1</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031441">network
|
||
|
|
termination 1</a>.</dd>
|
||
|
|
<dt id="x2031837" class="bold">
|
||
|
|
<a name="x2031837"></a>NT2</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031446">network
|
||
|
|
termination 2</a>.</dd>
|
||
|
|
<dt id="x2031841" class="bold">
|
||
|
|
<a name="x2031841"></a>NUI</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031465">network
|
||
|
|
user identification</a>.</dd>
|
||
|
|
<dt id="x2031845" class="bold">
|
||
|
|
<a name="x2031845"></a>NUI service facility</dt>
|
||
|
|
<dd>In X.25, a facility
|
||
|
|
sent by the data terminal equipment (DTE) to the network in call setup packets
|
||
|
|
that contain a network-assigned identifier, which can be used for billing,
|
||
|
|
security, or network management purposes. The NUI service facility can also
|
||
|
|
be used to select specific optional facilities to be associated with a virtual
|
||
|
|
call.</dd>
|
||
|
|
<dt id="x2003364" class="bold">
|
||
|
|
<a name="x2003364"></a>NUL</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031870">null
|
||
|
|
character</a>.</dd>
|
||
|
|
<dt id="x2031865" class="bold">
|
||
|
|
<a name="x2031865"></a>null-capable field</dt>
|
||
|
|
<dd>A field whose
|
||
|
|
value can be null.</dd>
|
||
|
|
<dt id="x2031870" class="bold">
|
||
|
|
<a name="x2031870"></a>null character (NUL)</dt>
|
||
|
|
<dd>The character
|
||
|
|
hex 00 used to represent the absence of a displayed or printed character.</dd>
|
||
|
|
<dt id="x2031875" class="bold">
|
||
|
|
<a name="x2031875"></a>null clause</dt>
|
||
|
|
<dd>In REXX, a clause consisting
|
||
|
|
of only blanks, comments, or both. A null clause is ignored.</dd>
|
||
|
|
<dt id="x2031880" class="bold">
|
||
|
|
<a name="x2031880"></a>null record</dt>
|
||
|
|
<dd>In binary synchronous
|
||
|
|
communications, a record that contains no data, only the data link control
|
||
|
|
characters STX ETX.</dd>
|
||
|
|
<dt id="x2031885" class="bold">
|
||
|
|
<a name="x2031885"></a>null statement</dt>
|
||
|
|
<dd>A statement that contains
|
||
|
|
only the delimiter symbol, but no characters.</dd>
|
||
|
|
<dt id="x2031890" class="bold">
|
||
|
|
<a name="x2031890"></a>null string</dt>
|
||
|
|
<dd>A character or bit string
|
||
|
|
with a length of zero.</dd>
|
||
|
|
<dt id="x2003389" class="bold">
|
||
|
|
<a name="x2003389"></a>null-terminated host variable</dt>
|
||
|
|
<dd>A varying-length
|
||
|
|
host variable in which the end of the data is indicated by the presence of
|
||
|
|
a null terminator.</dd>
|
||
|
|
<dt id="x2176548" class="bold">
|
||
|
|
<a name="x2176548"></a>null terminator</dt>
|
||
|
|
<dd>In C, the value that
|
||
|
|
indicates the end of a string. For EBCDIC, ASCII, and Unicode UTF-8 strings,
|
||
|
|
the null terminator is a single-byte value (X'00'). For Unicode UTF-16 and
|
||
|
|
UCS-2 (wide) strings, the null terminator is a double-byte value (X'0000').</dd>
|
||
|
|
<dt id="x2003384" class="bold">
|
||
|
|
<a name="x2003384"></a>null value</dt>
|
||
|
|
<dd>A parameter position for
|
||
|
|
which no value is specified.</dd>
|
||
|
|
<dt id="x2031900" class="bold">
|
||
|
|
<a name="x2031900"></a>number</dt>
|
||
|
|
<dd>In REXX, a character string
|
||
|
|
consisting of one or more decimal digits optionally preceded by a plus or
|
||
|
|
minus sign, and optionally including a single period that represents a decimal
|
||
|
|
point. A number can also have a power of 10 suffix in conventional exponential
|
||
|
|
notation: an E (uppercase or lowercase) followed optionally by a plus or minus
|
||
|
|
sign then followed by one or more decimal digits defining the power of 10.</dd>
|
||
|
|
<dt id="x2031905" class="bold">
|
||
|
|
<a name="x2031905"></a>numeric character</dt>
|
||
|
|
<dd>Any one of the
|
||
|
|
digits 0 through 9.</dd>
|
||
|
|
<dt id="x2031910" class="bold">
|
||
|
|
<a name="x2031910"></a>numeric constant</dt>
|
||
|
|
<dd>The actual numeric
|
||
|
|
value to be used in processing, instead of the name of a field containing
|
||
|
|
the data. A numeric constant can contain any of the numeric digits 0 through
|
||
|
|
9, a sign (plus or minus), and a decimal point. See also <a href="rzaatc.htm#x2016521">character constant</a>.</dd>
|
||
|
|
<dt id="x2031915" class="bold">
|
||
|
|
<a name="x2031915"></a>numeric digit</dt>
|
||
|
|
<dd>In REXX, a pattern
|
||
|
|
that specifies, by column number, how input data is to be parsed.</dd>
|
||
|
|
<dt id="x2031920" class="bold">
|
||
|
|
<a name="x2031920"></a>numeric edited item</dt>
|
||
|
|
<dd>In COBOL, a numeric
|
||
|
|
item whose PICTURE character-string contains valid editing characters.</dd>
|
||
|
|
<dt id="x2031925" class="bold">
|
||
|
|
<a name="x2031925"></a>numeric expression</dt>
|
||
|
|
<dd>A numeric constant,
|
||
|
|
a simple numeric variable, a scalar reference to a numeric array, a numeric-valued
|
||
|
|
function reference, or a sequence of the above, separated by numeric operators
|
||
|
|
and parentheses.</dd>
|
||
|
|
<dt id="x2031930" class="bold">
|
||
|
|
<a name="x2031930"></a>numeric field</dt>
|
||
|
|
<dd>An area that is reserved
|
||
|
|
for a particular unit of information and that can contain only the digits
|
||
|
|
0 through 9. See also <a href="rzaatc.htm#x2016547">character field</a>.</dd>
|
||
|
|
<dt id="x2031935" class="bold">
|
||
|
|
<a name="x2031935"></a>numeric item</dt>
|
||
|
|
<dd>In COBOL, a data item
|
||
|
|
that must be numeric. If signed, the item can also contain a representation
|
||
|
|
of an operational sign.</dd>
|
||
|
|
<dt id="x2031940" class="bold">
|
||
|
|
<a name="x2031940"></a>numeric operator</dt>
|
||
|
|
<dd>A symbol representing
|
||
|
|
an operation to be performed on numeric data, such as + or - to indicate addition
|
||
|
|
or subtraction.</dd>
|
||
|
|
<dt id="x2031945" class="bold">
|
||
|
|
<a name="x2031945"></a>numeric pattern</dt>
|
||
|
|
<dd>In REXX, a pattern
|
||
|
|
that specifies, by column number, how input data is to be parsed.</dd>
|
||
|
|
<dt id="x2031950" class="bold">
|
||
|
|
<a name="x2031950"></a>numeric variable</dt>
|
||
|
|
<dd>The name of a numeric
|
||
|
|
data item whose value is assigned or changed during program processing.</dd>
|
||
|
|
<dt id="x2131939" class="bold">
|
||
|
|
<a name="x2131939"></a>N-up</dt>
|
||
|
|
<dd>The partitioning of a side of
|
||
|
|
a sheet into a fixed number of equal size partitions. For example, 4-up divides
|
||
|
|
each side of a sheet into four equal partitions. In enhanced N_UP printing,
|
||
|
|
the sheet can be divided into 8 partitions, each of which can be anywhere
|
||
|
|
on a single side of the sheet</dd>
|
||
|
|
<dt id="x2031955" class="bold">
|
||
|
|
<a name="x2031955"></a>NVT</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031473">network
|
||
|
|
virtual terminal</a>.</dd>
|
||
|
|
<dt id="x2031959" class="bold">
|
||
|
|
<a name="x2031959"></a>n-way</dt>
|
||
|
|
<dd>Any valid configuration of
|
||
|
|
processors for a system that is capable of supporting 1 to n processors.</dd>
|
||
|
|
<dt id="x2031964" class="bold">
|
||
|
|
<a name="x2031964"></a>n-way processor architecture</dt>
|
||
|
|
<dd>A processor
|
||
|
|
architecture that provides expandability for future system growth by allowing
|
||
|
|
for additional processors. To the user, the additional processors are transparent
|
||
|
|
because they separately manage the work load by sharing the work evenly among
|
||
|
|
the n-way processors.</dd>
|
||
|
|
<dt id="x2031969" class="bold">
|
||
|
|
<a name="x2031969"></a>NWI</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031314">network
|
||
|
|
interface</a>.</dd>
|
||
|
|
<dt id="x2031973" class="bold">
|
||
|
|
<a name="x2031973"></a>NWS</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031648">nonprogrammable
|
||
|
|
workstation</a>.</dd>
|
||
|
|
<dt id="x2031977" class="bold">
|
||
|
|
<a name="x2031977"></a>NWSD</dt>
|
||
|
|
<dd>See <a href="rzaatn.htm#x2031431">network
|
||
|
|
server description</a>.</dd></dl>
|
||
|
|
<a id="Bot_Of_Page" name="Bot_Of_Page"></a>
|
||
|
|
</body>
|
||
|
|
</html>
|