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Spanning Tree Protocol
Configuring STP Interface Settings
STEP 4
Configuring STP Interface Settings
STEP 1
STEP 2
STEP 3
STEP 4
Cisco 220 Series Smart Plus Switches Administration Guide Release 1.0.0.x
•
Topology Changes Counts—The total number of STP topology changes
that have occurred.
•
Last Topology Change—The time interval that elapsed since the last
topology change occurred. The time is displayed in a days/hours/minutes/
seconds format.
Click Apply. The STP global settings are defined, and the Running Configuration is
updated.
Use the STP Interface Settings page to configure STP on a per-port basis, and to
view information learned by the protocol, such as the designated bridge.
The configuration entered on this page is active for all STP modes.
To configure STP on an interface:
Click Spanning Tree > STP Interface Settings.
Select the port type (Port or LAG) and click Go.
Select an interface and click Edit.
Enter the following information:
•
Interface—Select the inerface on which STP is configured.
•
Edge Port—Enables or disables Fast Link on the interface. If Fast Link mode
is enabled for an interface, the interface state is automatically placed in the
Forwarding state when the interface link is up. Fast Link optimizes the STP
protocol convergence. The options are:
-
Enable—Enables Fast Link immediately.
-
Disable—Disables Fast Link.
•
BPDU Guard—If enabled, the port shuts down if a BPDU message is
received.
•
BPDU Filter—If enabled, the port will not send and receive BPDU message.
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