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1126 | show spanning-tree Dell PowerConnect W-Series ArubaOS 6.1 CLI | Reference Guide
show spanning-tree
show spanning-tree
<interface [fastethernet slot/port | gigabitethernet slot/port | port-channel id]
<vlan vlan-id>
Description
View the RSTP and PVST+ configuration.
Syntax
Example—show spanning-tree
(host) # show spanning-tree
Spanning tree instance for vlan 10
Spanning Tree is executing the IEEE compatible Rapid Spanning Tree protocol
Bridge Identifier has priority 32768, address 00:0b:86:f0:20:00
Configured hello time 2, max age 20, forward delay 15
We are the root of the spanning tree
Topology change flag is not set, detected flag not set, changes 1
Times: hold 1, topology change 35 hello 2, max age 20, forward delay 15
Timers: hello 0, notification 0
Last topology change: 2 days, 0 hours, 31 mins, 21 secs
Spanning tree instance for vlan 20
Spanning Tree is executing the IEEE compatible Rapid Spanning Tree protocol
Bridge Identifier has priority 32768, address 00:0b:86:f0:20:00
Configured hello time 2, max age 20, forward delay 15
We are the root of the spanning tree
Topology change flag is not set, detected flag not set, changes 1
Times: hold 1, topology change 3 hello 2, max age 20, forward delay 15
Timers: hello 0, notification 0
Last topology change: 1 days, 0 hours, 3 mins, 2 secs
Example—show spanning-tree vlan
(host) # show spanning-tree vlan 2
Spanning Tree is executing the IEEE compatible Rapid Spanning Tree protocol
Bridge Identifier has priority 32768, address 00:0b:86:f0:20:00
Configured hello time 2, max age 20, forward delay 15
We are the root of the spanning tree
Topology change flag is not set, detected flag not set, changes 1
Times: hold 1, topology change 35 hello 2, max age 20, forward delay 15
Timers: hello 0, notification 0
Last topology change: 2 days, 0 hours, 31 mins, 21 secs
Parameter Description
interface Enter the keyword interface followed by the interface and slot/port or port-channel id:
for Fast Ethernet enter the keyword fastethernet followed by the slot/port
For Gigabit Ethernet enter the keyword gigabitethernet followed by the slot/port
For Port Channel enter the keyword port-channel followed by an id number
Range: 0 to 7
vlan Enter the keyword vlan follow by the VLAN ID.
Range: 1 to 4094
Default: 1