You can use the RSTP Stats tab to graph RSTP port statistics.
To open the RSTP Stats tab for graphing:
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| Step | Action |
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| 1 |
From the Device Manager menu bar, choose VLAN > Spanning Tree > RSTP. The RSTP dialog box appears with the Globals tab displayed. |
| 2 |
Click the RSTP Status tab. |
| 3 |
Select a port and click Graph to get the statistics for the RSTP Port. The RSTP Stats tab appears. |
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| Variable | Value |
|---|---|
| RxRstBpduCount | The number of RST BPDUs that have been received on the port. |
| RxConfigBpduCount | The number of Config BPDUs that have been received on the port. |
| RxTcnBpduCount | The number of TCN BPDUs that have been received on the port. |
| TxRstBpduCount | The number of RST BPDUs that have been transmitted by this port. |
| TxConfigBpduCount | The number of Config BPDUs that have been transmitted by this port. |
| TxTcnBpduCount | The number of TCN BPDUs that have been transmitted by this port. |
| InvalidRstBpduRxCount | The number of invalid RSTP BPDUs that have been received on this port. |
| InvalidConfigBpduRxCount | The number of invalid Configuration BPDUs that have been received on this port. |
| InvalidTcnBpduRxCount | The number of invalid TCN BPDUs that have been received on this port. |
| ProtocolMigrationCount | The number of times this Port has migrated from one STP protocol version to another. The relevant protocols are STP-COMPATIBLE and RSTP. |