User Manual

Configuring Switching Information
160
M6100 Web Management User Guide
7. Use BPDU Flood to configure the BPDU Flood, which floods the BPDU traffic arriving on
this port when STP is disabled on this port. The possible values are Enable or Disable. The
default value is Disable.
8. Use Auto Edge to configure the auto edge mode of a port, which allows the port to become
an edge port if it does not see BPDUs for some duration.
The possible values are Enable or
Disable. The default value is Enable.
9. Use Root Guard to configure the root guard mode, which sets a port to discard any superior
information received by the port and thus protect against root of the device from changing.
The port gets put into discarding state and does not forward any packets.
The possible
values are Enable or Disable. The default value is Disable.
10. Use Loop Guard to enable or disable the loop guard on the port to protect layer 2
forwarding loops. If loop guard is enabled, the port moves into the STP loop inconsistent
blocking state instead of the listening/learning/forwarding state.
The default value is Disable
11. Use TCN Guard to configure the
TCN guard for a port restricting the port from propagating
any topology change information received through that port. The possible values are Enable
or Disable. The default value is Disable
12. Use Port Mode to enable/disable Spanning
Tree Protocol Administrative Mode associated
with the port or port channel. The possible values are Enable or Disable. The default value
is Disable
13. Click Apply to send the updated configuration to the switch. Configuration changes take
ef
fect immediately.
14. Click Cancel to cancel the configuration on the screen and reset the data on the screen to
the latest value of the switch.
15. Click Update to update the page with the latest information on the switch.
Field Description
Auto Calculated Port Path Cost Displays whether the path cost is automatically
calculated (Enabled) or not (Disabled). Path cost will
be calculated based on the link speed of the port if
the configured value for Port Path Cost is zero.
Hello Timer Displays the value of the parameter for the CST.
Auto Calculated External Port Path Cost Displays whether the external path cost is
automatically calculated (Enabled) or not (Disabled).
External Path cost will be calculated based on the
link speed of the port if the configured value for
External Port Path Cost is zero.
BPDU Guard Effect Display the BPDU Guard Effect, it disables the edge
ports that receive BPDU packets.
The possible
values are Enable or Disable.
Port Forwarding State The Forwarding State of this port.
CST Port Status
Use the Spanning Tree CST Port Status page to display the Common Spanning Tree (CST)
and Internal Spanning Tree on a specific port on the switch.