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Configuring Switching Information
150
ProSafe M5300 Switch
CST Port Status
Use the Spanning Tree CST Port Status page to display Common Spanning Tree (CST) and
Internal Spanning Tree on a specific port on the switch.
To display the Spanning Tree CST Port Status page, click Switching > STP > Advanced
CST Port Status.
The following table describes the CST Status information displayed on the screen.
Field Description
Interface Identify the physical or port channel interfaces associated with VLANs
associated with the CST.
Port ID The port identifier for the specified port within the CST. It is made up from
the port priority and the interface number of the port.
Port Forwarding State The Forwarding State of this port.
Port Role Each MST Bridge Port that is enabled is assigned a Port Role for each
spanning tree. The port role will be one of the following values: Root Port,
Designated Port, Alternate Port, Backup Port, Master Port or Disabled
Port.