5.14.3 Monitor Spanning Tree-Port Statistics

The STP Statistics page displays the STP port statistics counters of bridge ports in the switch.

Figure 5-63. STP Statistics

The STP Statistics page has the following parameters:

  • Port: The switch port number of the logical STP port
  • MSTP: The number of MSTP BPDU's received/transmitted on the port
  • RSTP: The number of RSTP BPDU's received/transmitted on the port
  • STP: The number of legacy STP Configuration BPDU's received/transmitted on the port
  • TCN: The number of (legacy) Topology Change Notification BPDU's received/transmitted on the port.
  • Discarded Unknown: The number of unknown Spanning Tree BPDU's received (and discarded) on the port
  • Discarded Illegal: The number of illegal Spanning Tree BPDU's received (and discarded) on the port