ZyXEL P-330W User Guide - Page 62

Introduction to RADIUS

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ZyXEL P-330W User's Guide 5.7.7 Introduction to RADIUS RADIUS is based on a client-sever model that supports authentication and accounting, where access point is the client and the server is the RADIUS server. The RADIUS server handles the following tasks among others: • Authentication Determines the identity of the users. • Accounting Keeps track of the client's network activity. RADIUS user is a simple package exchange in which your P-330W acts as a message relay between the wireless station and the network RADIUS server. 5.7.7.1 Types of RADIUS Messages The following types of RADIUS messages are exchanged between the access point and the RADIUS server for user authentication: • Access-Request Sent by an access point requesting authentication. • Access-Reject Sent by a RADIUS server rejecting access. • Access-Accept Sent by a RADIUS server allowing access. 5.7.7.2 Access-Challenge Sent by a RADIUS server requesting more information in order to allow access. The access point sends a proper response from the user and then sends another Access-Request message. The following types of RADIUS messages are exchanged between the access point and the RADIUS server for user accounting: 5.7.7.3 Accounting-Request Sent by the access point requesting accounting. 5.7.7.4 Accounting-Response Sent by the RADIUS server to indicate that it has started or stopped accounting. Chapter 5 Wireless 62

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ZyXEL P-330W User’s Guide
Chapter 5 Wireless
62
5.7.7
Introduction to RADIUS
RADIUS is based on a client-sever model that supports authentication and accounting, where
access point is the client and the server is the RADIUS server. The RADIUS server handles
the following tasks among others:
• Authentication
Determines the identity of the users.
• Accounting
Keeps track of the client’s network activity.
RADIUS user is a simple package exchange in which your P-330W acts as a message relay
between the wireless station and the network RADIUS server.
5.7.7.1
Types of RADIUS Messages
The following types of RADIUS messages are exchanged between the access point and the
RADIUS server for user authentication:
• Access-Request
Sent by an access point requesting authentication.
• Access-Reject
Sent by a RADIUS server rejecting access.
• Access-Accept
Sent by a RADIUS server allowing access.
5.7.7.2
Access-Challenge
Sent by a RADIUS server requesting more information in order to allow access. The access
point sends a proper response from the user and then sends another Access-Request message.
The following types of RADIUS messages are exchanged between the access point and the
RADIUS server for user accounting:
5.7.7.3
Accounting-Request
Sent by the access point requesting accounting.
5.7.7.4
Accounting-Response
Sent by the RADIUS server to indicate that it has started or stopped accounting.