# Graphing MSTP MSTI Port Statistics

Use this procedure to display MSTI Port statistics.

## Procedure steps

1. From the navigation tree, double-click VLAN.

2. From the VLAN tree, double-click Spanning Tree.

3. From the Spanning Tree folder, double-click MSTP.

4. Select the MSTI Port tab.

5. Select a port and click Graph to get the statistics for the MSTI Port.

## Variable definitions

The following table outlines the parameters of the MSTI Port Graph dialog box.

Table 1. MSTP MSTI Port Graph dialog box parameters
Variable | Value
--- | ---
ForwardTransitions | Specifies the number of times this port transitioned to the Forwarding State for the specific instance.
ReceivedBPDUs | Specifies the number of BPDUs received by this port for this spanning tree instance.
TransmittedBPDUs | Specifies the number of Invalid BPDUs received on this Port for this Spanning Tree instance.
InvalidBPDUsRcvd | Specifies the number of BPDUs transmitted on this port for this Spanning Tree instance.