• Bridge ID
The Bridge ID of this Bridge instance.
• Root ID
The Bridge ID of the currently elected root bridge.
• Root Port
The switch port currently assigned the root port role.
• Root Cost
Root Path Cost. For the Root Bridge this is zero. For all other
Bridges, it is the sum of the Port Path Costs on the least cost path
to the Root Bridge.
• Topology Flag
The current state of the Topology Change Flag for this Bridge
instance.
• Topology Change
Last
The time since last Topology Change occurred.
4.7.4 CIST Port Configuration
This page allows the user to inspect the current STP CIST port configurations, and possibly change them
as well. The CIST Port Configuration screen in Figure 4-7-9 appears.
Figure 4-7-9: STP CIST Port Configuration page screenshot
The page includes the following fields:
Object Description
• Port
The switch port number of the logical STP port.