3com 3CRWE850075A Manuel D’Utilisation

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Local MAC Authentication—Client computers can be filtered using the unique 
MAC addresses of their network cards. To build the MAC Authentication Table, 
enter a MAC address in the space provided, choose the permission, and click 
Update. MAC addresses are listed in the MAC Authentication Table in the order 
that they were entered. The Local MAC Authentication parameters are described in 
the following table:

The Filter Control page allows you to control client communication within the wireless 
network. You may enable one or more types of supported filtering; however, some 
filter choices may supersede others. Configure the options as described below. When 
you are finished, click Apply. 

Session Key Refresh Rate

0 
(minutes)

Defines how long the RADIUS server will 
dynamically re-assign a session key to a 
connected client station.

802.1x Reauthentication 
Refresh Rate

0 
(seconds)

Defines the time interval in which the Access 
Point forces a Reauthentication and 
subsequently re-issues a new session key.

System Default

Define the default filtering setting as Deny or Allow.

MAC Address

Enter the MAC address of a client for the access control. You can 
find the MAC address of a network card as follows:
Windows 95/98/ME—Click Start/Run. Type winipcfg and press 
Enter. The MAC address is in the Adapter Address section. 
Windows NT4/2000/XP—At the command prompt, type 
ipconfig /all and press Enter. The MAC address is listed as the 
Physical Address.
Linux—Run the command “/sbin/ipconfig.” The card’s MAC 
address is the value after the word “HWaddr.”

Permission

Allows or denies access to the access point of devices matching 
the specified MAC address.

Update button

Click Update to refresh the MAC Authentication Table. To avoid 
the possibility of entering an invalid MAC address on the 
Authentication page, always click Update after typing the 
address. If you press Enter, address error checking does 
not occur.