Spanning Tree
Spanning Tree is a protocol used to prevent loops in Ethernet networks.
To access the Spanning Tree Type settings go to Topology/Site Settings.
To the right of the Spanning Tree Type form is the the Spanning Tree Type Wizard . This is a tool to help you choose the Spanning Tree Protocol (STP) types for each device. To use the Spanning Tree Type Wizard click it .
This graph demonstrates which switches support STP (Spanning Tree Protocol). In the final line, the recommendation(s) will be displayed.