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XG1200 User's Guide
5.9 Spanning Tree Protocol (STP) Configuration Commands
This section explains the commands required in using Spanning Tree Protocol.
5.9.1 show spanning-tree
Function
Displays the state of Spanning Tree Protocol.
Prompt
xg>, or xg#
Command syntax
show spanning-tree [ detail [ { port <1-12> | agg-port <1-6> } ] ]
Parameter
detail
Displays the state of Spanning Tree in detail.
When this parameter is omitted, the display will be simplified.
port <1-12>
Specifies the switch ports.
agg-port <1-6>
Specifies the aggregation group.
When "port" parameter and "agg-port" parameter are omitted, the state of all ports will be displayed.
Command type
Operation management commands
Output form (in simplified display)
xg# show spanning-tree
Spanning Tree Information
===============================================================================
Switch Information for Spanning Tree
-----------------------------------------------------------------
Spanning Tree
Root Switch Priority: 32768
Root Switch ID
Root Path Cost
Root Port
Switch Priority
Switch ID
Max Age
Hello Time
Forward Time
Topology Changes
Last Topology Change: 2005/08/22-12:12:15
portfast errdisable : {enabled | disabled}
timeout
portfast errdisable : 300 sec
timeout interval
-----------------------------------------------------------------
Ports Information for Spanning Tree
-----------------------------------------------------------------
Port State
---- ---------- ---- --------- --- ------ ------ -------------------
1 Forward
2 Discard
3 Learn
4 Forward
5 Down
6 Down
7 Down
8 Down
9 Down
10 Down
11 Down
12 Down
-----------------------------------------------------------------
Flags1: (Port role)
2: (Config type)
3: (Oper. type)
4: (Proposal state) p=Proposing
5: (Received BPDU) d=802.1d, w=802.1w
===============================================================================
: {Enabled | Disabled}
: 8000.0080.17C2.0511
: 0
: port1
: 32768
: 8001.0080.17C2.0512
: 20 (sec)
: 2 (sec)
: 15 (sec)
: 0
Mode Cost
Pri PortID Flags Designaded Switch
RSTP
2000 128 32769 Rpp-w 8000.0080.17C2.0511
RSTP
2000 128 32770 Bpp-w 8000.0080.17C2.0511
RSTP
2000 128 32771
RSTP
2000 128 32772 Dpp-- 8001.0080.17C2.0512
RSTP
0 128 32773 ----- 0000.0000.0000.0000
None
0 128 32774 ----- 0000.0000.0000.0000
None
0 128 32775 ----- 0000.0000.0000.0000
None
0 128 32776 ----- 0000.0000.0000.0000
None
0 128 32777 ----- 0000.0000.0000.0000
None
0 128 32778 ----- 0000.0000.0000.0000
None
0 128 32779 ----- 0000.0000.0000.0000
None
0 128 32780 ----- 0000.0000.0000.0000
R=Root, D=Designated, A=Alternate, B=Backup
p=Point-to-point, s=Shared
p=Point-to-point, s=Shared
117/258
All Rights Reserved, Copyright (C) PFU LIMITED 2005
2005/08/22-12:12:15
Bpp-w 8001.0080.17C2.0512
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