User Manual

16-Port Gigabit (Hi-Power) PoE+ Ethernet Smart Managed Pro Switch with 2 SFP Ports
Configure Switching User Manual167
Configure the CST settings
You can configure Common Spanning Tree (CST) and Internal Spanning Tree on the switch.
To configure CST settings:
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 17 or Access the switch off-network and not
connected to the Internet on page 25.
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 28.
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 locat
ion.
For information about the credentials, see
Credentials for the device UI on page 26.
5. Click the Go
button.
The System Information page displays.
6. Select Switching > STP
> Advanced > CST Configuration.
7. Specify the CST options:
• Bridge Priority. When switches or bridges are running STP, each is assigned a
priority.
After exchanging BPDUs, the switch with the lowest priority value becomes