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.

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.

PDU

Encoded messages which form the basis of data exchanges

 

between SNMP devices. Also protocol data unit.

pointer CoS

A pointer CoS identifies the template entry using the template

 

DN only.

presence index

Allows searches for entries that contain a specific indexed

 

attribute.

131