Security
Port Security
Cisco Small Business SLM Series Smart Switches Administration Guide
38
5
The Setting Timer button opens the
Setting Timer
window to configure interface
timers for 802.1x functionality. The
Setting Timer
window contains the following
fields:
•
Port — Indicates the interface.
•
Reauthentication Period — Specifies the number of seconds in which the
selected port is reauthenticated (Range: 300-4294967295). The field
default is 3600 seconds.
•
Quiet Period — Specifies the number of seconds that the switch remains in
the quiet state following a failed authentication exchange (Range: 0-65535).
•
Resending EAP — Specifies the number of seconds that the switch waits
for a response to an EAP - request / identity frame, from the supplicant
(client), before resending the request.
•
Max EAP Requests — The total amount of EAP requests sent. If a response
is not received after the defined period, the authentication process is
restarted. The field default is 2 retries.
•
Supplicant Timeout — Displays the number of seconds that lapses before
EAP requests are resent to the supplicant (Range: 1-65535). The field
default is 30 seconds.
•
Server Timeout — Specifies the number of seconds that lapses before the
switch resends a request to the authentication server (Range: 1-65535). The
field default is 30 seconds.
•
The table displays the basic information per port.
STEP 2
Define the relevant fields.
STEP 3
Click Save Settings. The settings are modified, and the device is updated.
Port Security
Network security can be increased by limiting access on a specific port only to
users with specific MAC addresses. The MAC addresses can be dynamically
learned or statically configured. Locked port security monitors both received and
learned packets that are received on specific ports. Access to the locked port is
limited to users with specific MAC addresses. These addresses are either
manually defined on the port, or learned on that port up to the point when it is
