User Manual

24-Port and 48-Port Gigabit Ethernet PoE+ Smart Switches with 4 SFP Ports
Manage Device Security User Manual346
7. In the Key String field, specify the authentication and encryption key for TACACS+
communications between the switch and the TACACS+ server.
The valid range is 0–128. The key must match the key configured on the TACACS+
server.
8. In the
Connection Timeout field, specify the maximum number of seconds allowed to
establish a TCP connection between the switch and the TACACS+ server.
9. Click the Apply button.
Your settings are saved.
Configure a TACACS+ server on the switch
You can configure up to five TACACS+ servers with which the switch can communicate.
To configure a TACACS+ server on the switch:
1. Connect your computer to the same network as the switch.
You can use a WiFi or wired connection to connect your computer to the network, or
connect directly to a switch that is off-network using an Ethernet cable.
2. Launch a web browser.
3. In the address field of your web browser, enter the IP address of the switch.
If you do not know the IP address of the switch, see
Access the switch on-network and
connected to the Internet on page 21 or Access the switch off-network and not
connected to the Internet on page 29.
The Device UI login page displays.
If you did not yet activate your warranty, the Register to activate your warranty page
displays. For more information, see
Register the switch on page 32.
4. Enter one of the following passwords:
• Enter your device admin password.
• If you previously managed the switch through the Insight app or Cloud portal, enter
the Insight network password for the last Insight network location.
For information about the credentials, see
Credentials for the device UI on page 30.
5. Click the Go button.
The System Information page displays.
6. Select Security > Management Security> T
ACACS+ > T
ACACS+ Server Configuration.