HP-UX Directory Server 8.1 plug-in reference

Table Of Contents
are automatically replicated to the other server. In case of conflict, a time stamp is used to
determine which server holds the most recent version.
multiplexor The server containing the database link that communicates with the remote server.
N
n + 1 directory
problem
The problem of managing multiple instances of the same information in different directories,
resulting in increased hardware and personnel costs.
name collisions Multiple entries with the same distinguished name.
nested role Allows the creation of roles that contain other roles.
network
management
application
Network Management Station component that graphically displays information about SNMP
managed devices, such as which device is up or down and which and how many error messages
were received.
network
management
station
See NMS.
NIS Network Information Service. A system of programs and data files that Unix machines use to
collect, collate, and share specific information about machines, users, filesystems, and network
parameters throughout a network of computers.
NMS Powerful workstation with one or more network management applications installed. Also
network management station.
ns-slapd The LDAP Directory Server daemon or service that is responsible for all actions of the Directory
Server.
See also slapd.
O
object class Defines an entry type in the directory by defining which attributes are contained in the entry.
object identifier A string, usually of decimal numbers, that uniquely identifies a schema element, such as an
object class or an attribute, in an object-oriented system. Object identifiers are assigned by ANSI,
IETF or similar organizations.
See also OID.
OID See object identifier.
operational
attribute
Contains information used internally by the directory to keep track of modifications and subtree
properties. Operational attributes are not returned in response to a search unless explicitly
requested.
P
parent access When granted, indicates that users have access to entries below their own in the directory tree
if the bind DN is the parent of the targeted entry.
pass-through
authentication
See PTA.
pass-through
subtree
In pass-through authentication, the PTA directory server will pass through bind requests to
the authenticating directory server from all clients whose DN is contained in this subtree.
password file A file on Unix machines that stores Unix user login names, passwords, and user ID numbers.
It is also known as /etc/passwd because of where it is kept.
password policy A set of rules that governs how passwords are used in a given directory.
PDU Encoded messages which form the basis of data exchanges between SNMP devices. Also protocol
data unit.
permission In the context of access control, permission states whether access to the directory information
is granted or denied and the level of access that is granted or denied.
See also access rights.
pointer CoS A pointer CoS identifies the template entry using the template DN only.
446 Glossary