Red Hat DIRECTORY SERVER 7.1 - GATEWAY CUSTOMIZATION Guide d'installation télécharger pdf (Page 86)

80 Glossary

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 access rights.

PDU

Also Protocol Data Unit. Encoded messages which form the basis of data exchanges between

SNMP devices.

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.

protocol

A set of rules that describes how devices on a network exchange information.

protocol data unit

See PDU.

proxy authentication

A special form of authentication where the user requesting access to the directory does not bind

with its own DN but with a proxy DN.

proxy DN

Used with proxied authorization. The proxy DN is the DN of an entry that has access permissions

to the target on which the client-application is attempting to perform an operation.

PTA

Also Pass-through authentication. Mechanism by which one Directory Server consults another

to check bind credentials.

PTA directory server

In pass-through authentication ( PTA), the PTA Directory Server is the server that sends (passes

through) bind requests it receives to the authenticating directory server.

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Red Hat DIRECTORY SERVER 7.1 - GATEWAY CUSTOMIZATION Guide d'installation Page 86