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152 CHAPTER 11: CONFIGURING SPANNING TREE
Designated Root
■ Bridge ID — Identifies the Bridge priority and MAC address.
■ Root Bridge ID — Identifies the Root Bridge priority and MAC
address.
■ Root Port — Indicates the port number that offers the lowest cost
path from this bridge to the Root Bridge. This field is significant when
the bridge is not the Root Bridge. The default is zero.
■ Root Path Cost — Indicates the cost of the path from this bridge to
the Root Bridge.
■ Topology Changes Counts — Indicates the total amount of STP
state changes that have occurred.
■ Last Topology Change — Indicates the amount of time that has
elapsed since the bridge was initialized or reset, and the last
topographic change that occurred. The time is displayed in a
day-hour-minute-second format, such as 2 days 5 hours 10 minutes
and 4 seconds.
2 Define the fields.
3 Click . STP is configured, and the device is updated.