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XG2000 series User's Guide
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All Rights Reserved, Copyright (C) PFU LIMITED 2009
Output form (detailed display)
xg# show spanning-tree detail
Spanning Tree Information 2007/01/22-12:12:15
===============================================================================
Switch Information for Spanning Tree
---------------------------------------------------------------
Spanning Tree
: {Enable | Disable}
Root Switch Priority: 32768
Root Switch ID : 8000.0080.17C2.0511
Root Path Cost
: 6
Root Port : port-1
Switch Priority : 32769
Switch ID
: 8001.0080.17C2.0512
Max Age : 20 (sec)
Hello Time : 2 (sec)
Forward Time
: 15 (sec)
Topology Changes : 0
Last Topology Change: 2007/01/22-12:12:15
portfast errdisable : {enabled | disabled}
timeout
portfast errdisable : 300 sec
timeout interval
----------------------------------------------------------------
Ports Information for Spanning Tree
-----------------------------------------------------------------------------
[Port 1]
STP State : {Down | Discard | Learn | Forward }
STP Mode
: {STP | RSTP | None}
Port ID : 32772
Role : {Root | Designated | Alternate | Backup}
Path Cost : 2
Link Type : { Point-to-point | Shared }
Forward-Transitions : 0
Portfast
: {Disabled | Enabled}
Portfast bpdu-guard : {Disabled | Enabled}
Portfast bpdu-filter: {Disabled | Enabled}
BPDU Parameter
Designated Path Cost: 0
Designated Port ID
: 0
Designated Priority : 128
Designated Root ID
: 0000.0000.0000.0000
Designated Switch ID: 0000.0000.0000.0000
Max Age : 20 (sec)
Message Age
: 0 (sec)
Message Age Timer : 0 (sec)
Hello Time : 2 (sec)
Hello Timer : 0 (sec)
Forward Time : 15 (sec)
Forward Timer : 0 (sec)
Received STP Protocol: None
[Port 2]
-----------------------------------------------------------------------------
=============================================================================
Switch Information for Spanning Tree
General Spanning Tree Protocol information is displayed.
The display content is the same as that of the simplified display except for some additional
items.
Port Information for Spanning Tree
Spanning Tree Protocol information for each port is displayed.
z [Port 1]
The switch port number is displayed.
z STP State
The state of the port is displayed.
The display content is the same as that of the simplified display.
z STP Mode
The Spanning Tree Protocol mode is displayed. The display content is the same as that of
the simplified display.
z Port ID
The Port ID of the switch port is displayed.
z Role
The role of the port is displayed.
− Root
The root Port.
− Designated
The designated port.
− Alternate
The alternate port.
− Backup
The backup port.
z Path Cost
The path cost for the port is displayed.