3Com 2924-PWR manual Designated Root

152CHAPTER 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.

2Define the fields.

3Click . STP is configured, and the device is updated.