TP-Link T1500 Series User Manual page 368

Configuring Spanning Tree
Figure 5-3 Enable Spanning Tree Function on Ports
2) Choose the menu L2 FEATURES > Spanning Tree > MSTP Instance > Region Config
to load the following page. Set the region name as 1 and the revision level as 100. Click
Apply.
Figure 5-4 Configuring the MST Region
3) Choose the menu L2 FEATURES > Spanning Tree > MSTP Instance > Instance Config.
Click Add, map VLAN101-VLAN103 to instance 1 and set the priority as 32768; map
VLAN104-VLAN106 to instance 2 and set the priority as 32768. Click Create.
Figure 5-5 Configuring the VLAN-Instance Mapping
4) Choose the menu L2 FEATURES > Spanning Tree > MSTP Instance > Instance Port
Config to load the following page. Set the path cost of port 1/0/1 in instance 1 as
400000. Click Apply.
Configuration Example for MSTP
Configuration Guide 346