Specifications

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240
Item Meaning Displayed information
Cost Port cost Value set for the port cost of the Switch.
If the port is in the Down status, a hyphen (-) is
displayed.
Link Type Link type of the line point-to-point: The line is a 1-to-1 connection.
shared: The line is a shared connection.
A hyphen (-) is displayed when Mode is PVST+ or when
the port is in the Down status.
Compatible Mode Compatible mode ON: Operation is in progress in compatible mode.
A hyphen (-) is displayed when operation is in progress
in normal mode (non-compatible mode) or when the
port is in the Down status. Ports operating in compatible
mode do not perform rapid status transitions.
Loop Guard Loop guard functionality ON: The loop guard functionality is being applied.
ON(Blocking): The loop guard functionality is running
and the port is blocked.
OFF: The loop guard functionality is not being used.
PortFast The PortFast status. The
receive status of BPDUs
is displayed enclosed in
parentheses.
OFF: PortFast is not operating.
ON: PortFast is operating.
BPDU Guard: The BPDU guard functionality is being
applied to PortFast.
The receive status of BPDUs is displayed when this
item is On or BPDU Guard.
 BPDU received (when PortFast is On: The port
is included in the calculations of the Spanning Tree
topology, when PortFast is BPDU Guard: The
port is down)
 BPDU not received (the port is not included in
the calculations of the Spanning Tree topology)
BpduFilter BPDU filter ON: The BPDU filter functionality is being applied.
OFF: The BPDU filter functionality is not being used.
Root Guard Root guard functionality ON: The root guard functionality is being applied.
ON(Blocking): Displayed when root guard
functionality is running and the port is blocked.
OFF: The root guard functionality is not being used.
BPDU Parameters Information about
received BPDUs on the
port. The last time a
BPDU was received is
displayed enclosed in
parentheses.
Displays information about the BPDUs received on the
port.
This item is not displayed if BPDUs are not received.
If the port is blocked by the root guard functionality, this
item displays information about the BPDUs that caused
the port to be blocked.
Designated Root Root bridge information
stored in the BPDU
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Priority Bridge priority 0 to 65535
The lower the value, the higher the priority.
MAC Address MAC address MAC address for root bridge