Brocade FastIron Ethernet Switch Platform and Layer 2 Switching Configuration Guide User Manual
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MachineStates - PIM: CURRENT, PRT: DESIGNATED_PORT, PST: FORWARDING
TCM: ACTIVE, PPM: SENDING_RSTP, PTX: TRANSMIT_IDLE
Received - RST BPDUs 0, Config BPDUs 0, TCN BPDUs 0
Syntax: show 802-1w detail [ vlanvlan-id]
The vlan vlan-id parameter displays 802.1W information for the specified port-based VLAN.
The show spanning-tree 802.1W command shows the following information.
CLI display of show spanning-tree 802.1W
TABLE 50
Field
Description
VLAN ID
ID of the VLAN that owns the instance of 802.1W and whether or not it is active.
Bridge ID
ID of the bridge.
forceVersion
the configured version of the bridge:
• 0 - The bridge has been forced to operate in an STP compatible mode.
• 2 - The bridge has been forced to operate in an 802.1W mode.
txHoldCount
The number of BPDUs that can be transmitted per Hello Interval. The default is 3.
Port
ID of the port in slot#/port#format.
Role
The current role of the port:
• Root
• Designated
• Alternate
• Backup
• Disabled
on page 271for definitions of the roles.
State
The port current 802.1W state. A port can have one of the following states:
• Forwarding
• Discarding
• Learning
• Disabled
on page 276 and
Edge port and non-edge port states
277.
Path Cost
The configured path cost on a link connected to this port.
Priority
The configured priority of the port. The default is 128 or 0x80.
AdminOperEdge
Indicates if the port is an operational Edge port. Edge ports may either be auto-detected or
configured (forced) to be Edge ports using the CLI:
• T - The port is and Edge port.
• F - The port is not an Edge port. This is the default.
Spanning Tree Protocol
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FastIron Ethernet Switch Platform and Layer 2 Switching Configuration Guide
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