STP Commands
ExtremeWare XOS 11.5 supports only the Summit X450 family of switches and the BlackDiamond 8800 series switch.
ExtremeWare XOS 11.5 Command Reference Guide
1220
show stpd
show stpd {<stpd_name> | detail}
Description
Displays STPD settings on the switch.
Syntax Description
Default
N/A.
Usage Guidelines
If you specify the command without any options, the following STPD information appears:
●
Name—The name of the STPD.
●
Tag—The StpdID of the domain, if configured.
●
Flags—The following flags communicate information about the current state of the STPD:
■
(C) Topology Change—A network topology change has occurred in the network.
■
(D) Disable—The STPD is disabled.
■
(E) Enable—The STPD is enabled.
■
(R) Rapid Root Failover—The STPD has been configured for rapid root failover
■
(T) Topology Change Detected—The STPD has detected a change in the network topology.
■
(M) MSTP CIST—The STPD has been configured for MSTP, and the STPD is the common and
internal spanning tree.
■
(I) MSTP MSTI—The STPD has been configured for MSTP, and the STPD is a multiple instance
spanning tree.
●
Ports—The number of ports that are part of the STPD.
●
Bridge ID—The MAC addresses of the switch.
●
Designated Root—The MAC address of the switch that is the designated root bridge.
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Rt Port—The root port.
●
Rt Cost—The path cost to the root port.
●
Total Number of STPDs—The total number of STPDs configured on the switch.
If you have an MSTP region and associated spanning trees configured on the switch, the command also
displays the following global MSTP information:
●
MSTP Region—The name of the MSTP region configured on the switch.
●
Format Identifier—The number used by BPDUs to communicate within an MSTP region.
stpd_name
Specifies an STPD on the switch.
detail
Specifies that STPD settings should be shown for each STPD.