Spanning tree configuration menu – Cabletron Systems SmartSTACK ELS100 User Manual
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ELS100-24TX User Interface 31
Spanning Tree Configuration Menu
The Spanning Tree Configuration Menu allows you to view and modify
Spanning Tree parameters. Select b from the Switch Configuration Menu
to view the Spanning Tree Configuration Menu. A letter identifies
selections that can be modified. All other fields are read-only. Figure 3-8
shows the Spanning Tree Configuration Menu and the accompanying
table describes the Spanning Tree Configuration Menu.
Figure 3-8. Spanning Tree Configuration Menu
continued on next page
SPANNING TREE CONFIGURATION
Access Control: READ/WRITE
Bridge ID
32768-000000000000
Designated Root
Root Path Cost
0
Root Port
NO PORT
Topology Change Count
0
a. Spanning Tree Protocol Enable
No
b. Port Configuration Menu
c. Hello Time (seconds)
2
d. Forward Delay (seconds)
15
e. Max Age (seconds)
20
f. Bridge Priority
32768
x. Previous Menu
Enter Selection:
Field
Description
Bridge ID
A unique identifier for the bridge (switch) in the Spanning
Tree. The ID is a combination of the bridge priority and
port 1 MAC address.
Designated Root
The bridge in the Spanning Tree with the lowest Bridge
ID value, designated as the root bridge.
Root Path Cost
The cost of the path to the root bridge.
Root Port
The port identifier of the port that offers the lowest cost
path to the root bridge.
Topology Change
Count
The count of the number of times the network topology
has changed from a Spanning Tree reconfiguration.