Avaya 580 Manuel D’Utilisation

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User Guide for the Avaya P580 and P882 Multiservice Switches, v6.1
Chapter 7
Viewing Global Spanning Tree Information
Web Agent 
Procedure
To view global spanning tree information: 
1.  In the navigation pane, expand the L2 Switching folder. 
2.  Click Spanning Tree
The Spanning Tree Information Web page is displayed in the content 
pane. See 
 provides explanations of the information that is displayed in 
each field of this Web page. 
CLI Commands
Use the show spantree config or show spantree version CLI command to 
view the configuration and version of Spanning Tree that the switch is 
running.
You can enter these commands from User mode. 
Table 7-2.  Global Spanning Tree Information 
Field
Definition
Configuration
Type of Spanning Tree that the switch is running. Options 
are IEEE 802.1D, Per-VLAN, Dual Layer, and Disable. 
Protocol Version
Version of Spanning Tree that the switch is running. 
Options are Rapid Spanning Tree and common-
spanning-tree. 
The default setting is common-spanning-tree.
Bridge 
A bridge instance. In th
, a STP bridge per-
VLAN.
Status
Indicates whether a bridge is enabled or disabled.
Bridge ID
ID of the bridge. 
Bridge Ports
Number of ports in this bridge.
Designated Root
Root bridge for this spanning tree.
Root Port
Bridge port used to access the root bridge.
Root Cost
Path cost to the root bridge.
Topology Changes
Number of topology changes that have occurred since the 
last system reset.
Time Since 
Topology Change 
(hh:mm:ss)
Number of hours, minutes, and seconds since the last 
topology change.