TP-LINK TL-SG3424P Specifications Page 178

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by the authentication server, and the switch is responsible to encapsulate the authentication
it to the RADIUS server.
ensure that the supplicant system, the
plicant system if the supplicant system fails to respond in the
n request packet if the RADIUS server fails to respond in the specified
before it
nother authentication request re-initiated by the supplicant system.
s the supplicants that do not pass the authentication to access the
e ports will be removed from the Guest VLAN and be allowed to
st
pecified VLAN. In addition, the port will back
.1X function is implemented on the Global Config, Port Config and Radius Server
mers.
Choose the menu Network Security802.1XGlobal Config to load the following page.
packet and forward
¾ 802.1X Timer
In 802.1 x authentication, the following timers are used to
switch, and the RADIUS server interact in an orderly way:
1 Supplicant system timer (Supplicant Timeout): This timer is triggered by the switch
after the switch sends a request packet to a supplicant system. The switch will resend the
request packet to the sup
specified timeout period.
2 RADIUS server timer (Server Timeout): This timer is triggered by the switch after the
switch sends an authentication request packet to RADIUS server. The switch will resend
the authenticatio
timeout period.
3 Quiet-period timer (Quiet Period): This timer sets the quiet-period. When a supplicant
system fails to pass the authentication, the switch quiets for the specified period
processes a
¾ Guest VLAN
Guest VLAN function enable
specific network resource.
By default, all the ports connected to the supplicants belong to a VLAN, i.e. Guest VLAN. Users
belonging to the Guest VLAN can access the resources of the Guest VLAN without being
authenticated. But they need to be authenticated before accessing external resources. After
passing the authentication, th
access the other resources.
With the Guest VLAN function enabled, users can access the Guest VLAN to install 802.1X client
program or upgrade their 802.1x clients without being authenticated. If there is no supplicant pa
the authentication on the port in a certain time, the switch will add the port to the Guest VLAN.
With 802.1X function enabled and Guest VLAN configured, after the maximum number retries
have been made to send the EAP-Request/Identity packets and there are still ports that have not
sent any response back, the switch will then add these ports into the Guest VLAN according to
their link types. Only when the corresponding user passes the 802.1X authentication, the port will
be removed from the Guest VLAN and added to the s
to the Guest VLAN when its connected user logs off.
The 802
pages.
12.4.1 Global Config
On this page, you can enable the 802.1X authentication function globally and control the
authentication process by specifying the Authentication Method, Guest VLAN and various Ti
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