Linksys SLM224P, SLM248P, SLM248G Security 802.1x Settings, Parameters, Setting Timer, Chapter

Chapter 4 Configuration Using the Web-based Utility

Security

Security > 802.1x Settings

The 802.1x Settings screen is used to configure a port’s 802.1x authentication settings.

Security > 802.1x Settings

Port-based authentication enables authenticating system users on a per-port basis via an external server. Only authenticated and approved system users can transmit and receive data. Ports are authenticated via a RADIUS server using the Extensible Authentication Protocol (EAP).

Parameters

Enable 802.1x  Select the checkbox to enable 802.1x authentication. The default is not enabled.

Interface  The interface on which to configure 802.1x.

•Port  Select the port from the drop-down menu.

Status Port Control  Sets the port authentication mode top one of the following options:

•ForceAuthorized  (Default) Forces the port to grant access to all clients, either dot1x-aware or otherwise.

•ForceUnauthorized  Forces the port to deny access to all clients, either dot1x-aware or otherwise.

•Auto  Requires a dot1x-aware client to be authorized by the authentication server. Clients that are not dot1x- aware will be denied access.

Enable Periodic Reauthentication  Select the checkbox to permit periodic port reauthentication.

Setting Timer  Click this button to open the Setting Timer screen to configure ports for 802.1x functionality.

Update  If you click this button, your changes are saved and appear immediately in the screen’s Table section.

Table

This part of the 802.1x Settings screen displays a summary of the settings that appear in the Parameters section of the screen. If you click More Details, the settings described in the “Setting Timer” section are added to the table.

Click Save Settings to apply the changes, or Cancel Changes to cancel the changes.

Setting Timer

The Setting Timer screen appears when you click Setting Timer on the 802.1x Settings screen. You use the Setting Timer screen to configure a port’s 802.1x functionality.

Security > 802.1x Settings > Setting Timer Port  Displays the port name.

Reauthentication Period  Specifies the number of seconds after which a connected client must be reauthenticated. The range is 300 to 4294967295 seconds. The default value is 3600 seconds.

Quiet Period  Specifies the time that a switch port waits after Max EAP Requests is exceeded before attempting to acquire a new client. The range is 0 to 65535 seconds. The default is 60 seconds.

Resending EAP  Specifies the time that the switch waits for a response to an EAP request/identity frame from the client before retransmitting an EAP packet. The range is 1 to 65535 seconds. The default is 30 seconds.

Max EAP Requests  Specifies the maximum number of times the switch port will retransmit an EAP request packet to the client before it times out the authentication session. The range is 1 to 10 times. The default is 2 retries.

SupplicantTimeout  Displays the number of seconds that lapses before EAP requests are resent to the supplicant.The range is 1 to 65535 seconds. The default is 30 seconds.

Server Timeout  The number of seconds that lapses before the switch resends a request to the authentication server The range is 1 to 65535. The default is 30 seconds.

Click Save to save your changes and leave the screen open. Click Save & Close to save your changes and close the screen. Click Close to close the screen without saving your changes.

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