Administrator Guide

Dell Networking W-ClearPass Guest 6.6 | User Guide Glossary | 761
Glossary
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$criteria
Array that consists of one or more criteria on which to perform a data-based search. This array is used for
advanced cases where predefined helper functions do not provide required flexibility.
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802.1X
Standard for port-based network access control, designed to enhance 802.11 WLAN security. The 802.1X
standard provides an authentication framework, allowing a user to be authenticated by a central authority.
The actual algorithm that is used to determine whether a user is authentic is left open and multiple algorithms
are possible.
A
AAA
Authentication, Authorization, and Accounting.
Access-Accept
Response from RADIUS server indicating successful authentication, and containing authorization information.
Access-Reject
Response from RADIUS server indicating a user is not authorized.
Access-Request
RADIUS packet sent to a RADIUS server requesting authorization.
accounting
Process of recording summary information about network access by users and devices.
accounting session time
Length of time the guest has been using the network.
Accounting-Request
RADIUS packet type sent to a RADIUS server containing accounting summary information.
Accounting-Response
RADIUS packet sent by the RADIUS server to acknowledge receipt of an Accounting-Request.
Active Directory
Microsoft Active Directory. Directory server that stores information about a variety of things, such as organ-
izations, sites, systems, users, shares, and other network objects or components. It also provides authen-
tication and authorization mechanisms, and a framework within which related services can be deployed.