3Com 3CRWE870075A User Guide - Page 31

Field Session Key Refresh Rate 802.1x Reauthentication Refresh Rate Default 0 (minutes) 0 (seconds) Description Defines how long the RADIUS server will dynamically re-assign a session key to a connected client station. Defines how long the RADIUS server will dynamically reassign session keys to connected client stations. I 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: Parameter System Default MAC Address Permission Update button Description Define the default filtering setting as Deny or Allow. 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." Allows or denies access to the access point of devices matching the specified MAC address. 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. FILTER CONTROL 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. 31