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Catalyst 6500 Series Switch Command Reference—Release7.6
78-15328-01
Chapter2 Catalyst 6500 Series Switch and ROM Monitor Commands show spantree summary
This example shows how to display non-VLAN-specific information only:
Console> show spantree summary novlan
Spanning tree mode: RAPID-PVST+
MAC address reduction: enabled
Root switch for vlans: none.
Global loopguard is disabled on the switch.
Global portfast is disabled on the switch.
BPDU skewing detection disabled for the bridge.
BPDU skewed for vlans: none.
Portfast bpdu-guard disabled for bridge.
Portfast bpdu-filter disabled for bridge.
Uplinkfast disabled for bridge.
Backbonefast disabled for bridge.
Blocking Listening Learning Forwarding STP Active
----- -------- --------- -------- ---------- ----------
Total 0 0 0 2 2
Console>
This example shows how to display a summary of spanning tree instance inf orm ation :
Console> show spantree summary mistp-instance
MAC address reduction:disabled
Root switch for vlans:1-8,10-500,911.
BPDU skewing detection enabled for the bridge
BPDU skewed for vlans:1-8,10-500,911.
Portfast bpdu-guard disabled for bridge.
Portfast bpdu-filter disabled for bridge.
Uplinkfast disabled for bridge.
Backbonefast disabled for bridge.
Summary of connected spanning tree ports by mistp-instance
Inst Blocking Listening Learning Forwarding STP Active
----- -------- --------- -------- ---------- ----------
1 0 0 0 8 0
2 4 0 0 4 8
3 4 0 0 4 8
4 4 0 0 4 8
5 4 0 0 4 8
6 4 0 0 4 8
7 4 0 0 4 8
8 4 0 0 4 8
9 4 0 0 4 8
10 4 0 0 4 8
11 4 0 0 4 8
12 4 0 0 4 8
13 4 0 0 4 8
14 4 0 0 4 8
15 4 0 0 4 8
16 0 0 0 0 0
Blocking Listening Learning Forwarding STP Active
----- -------- --------- -------- ---------- ----------
Total 56 0 0 64 112
Console>