ZyXEL Communications ZyAIR B-500 用户手册

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ZyAIR B-500 Wireless Access Point User’s Guide 
6-24 
 
                        
 
 
 
 
             Wireless Security 
Table 6-9 MAC Address Filter 
LABEL
 
DESCRIPTION
 
Active
 
Select Yes from the drop down list box to enable MAC address filtering.
 
Filter Action   Define the filter action for the list of MAC addresses in the MAC address filter table.  
Select Deny Association to block access to the ZyAIR, MAC addresses not listed will be 
allowed to access the ZyAIR.  
Select Allow Association to permit access to the ZyAIR, MAC addresses not listed will be 
denied access to the ZyAIR.
 
Set 
This is the index number of the MAC address. 
MAC 
Address
 
Enter the MAC addresses (in XX:XX:XX:XX:XX:XX format) of the wireless station that are 
allowed or denied access to the ZyAIR in these address fields.
 
Apply 
Click Apply to save your changes back to the ZyAIR. 
Reset 
Click Reset to begin configuring this screen afresh. 
6.17  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 ZyAIR acts as a message relay between the 
wireless station and the network RADIUS server.  
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.