TP-Link T1600G-18TS Configuration Manual page 595

Configuring Network Security
 Adding the RADIUS Server
Choose the menu Network Security > AAA > RADIUS Config to load the following page.
Figure 6-2 RADIUS Config
Follow these steps to create a protocol template:
1) In the Server Config section, configure the parameters of RADIUS server.
2) Click Apply.
Server IP
Shared Key
Auth Port
Acct Port
Retransmit
Timeout
 Configuring the RADIUS Server Group
You can configure the radius servers for authentication and accounting. If multiple
radius servers are available, you are suggested to add them to different server groups
respectively for authentication and accounting.
Enter the IP address of the server running the RADIUS secure protocol.
Enter the shared key between the RADIUS server and the switch. The RADIUS
server and the switch use the key string to encrypt passwords and exchange
responses.
Specify the UDP destination port on the RADIUS server for authentication
requests. The default setting is 1812.
Specify the UDP destination port on the RADIUS server for accounting requests.
The default setting is 1813.
Specify the number of times a request is resent to the server if the server does not
respond. The default setting is 2.
Specify the time interval that the switch waits for the server to reply before
resending. The default setting is 5 seconds.
802.1X Configuration
Configuration Guide 572