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C122-E003-02EN 8-241
GSWB
8.3 Operation Commands
(5) Examples
• Displays output of show spanning-tree statistics bridge
Unit statistical information
z topology changes: Topology change count
The number of times that the topology was changed is displayed.
z last change occurred: elapsed time after the last topology change
The elapsed time since the last topology change is displayed.
If the clock time of this unit is changed after a change in the topology, the
displayed elapsed time may be incorrect. After the clock time is corrected, the
correct value is displayed again when the topology is changed.
z forwarding-db deleted: Learning table deletion count
The number of times that the learning table was deleted is displayed.
z changed to root bridge: Root bridge count
The number of changes into the root bridge is displayed.
z changed to not root bridge: Non-root bridge count
The number of changes into a non-root bridge is displayed.
# show spanning-tree statistics bridge
Bridge:
topology changes 0
last change occurred 01:53:48
forwarding-db deleted 1
changed to root bridge 0
changed to not root bridge 0
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